20161031884

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1621}}^1$

素因数の和:1748

約数の個数: 144

約数和(自身を含む): 45174386880

約数和(自身を除く): 25013354996

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 53, 58, 68, 106, 116, 119, 203, 212, 238, 289, 371, 406, 476, 493, 578, 742, 812, 901, 986, 1156, 1484, 1537, 1621, 1802, 1972, 2023, 3074, 3242, 3451, 3604, 4046, 6148, 6307, 6484, 6902, 8092, 8381, 10759, 11347, 12614, 13804, 15317, 16762, 21518, 22694, 25228, 26129, 27557, 30634, 33524, 43036, 45388, 47009, 52258, 55114, 58667, 61268, 85913, 94018, 104516, 107219, 110228, 117334, 171826, 182903, 188036, 192899, 214438, 234668, 329063, 343652, 365806, 385798, 428876, 444193, 468469, 601391, 658126, 731612, 771596, 799153, 888386, 936938, 1202782, 1316252, 1460521, 1598306, 1776772, 1873876, 2405564, 2491477, 2921042, 3109351, 3196612, 3279283, 4982954, 5594071, 5842084, 6218702, 6558566, 9965908, 10223647, 11188142, 12437404, 13117132, 13585601, 17440339, 20447294, 22376284, 24828857, 27171202, 34880678, 40894588, 42355109, 49657714, 54342404, 69761356, 84710218, 95099207, 99315428, 169420436, 173801999, 190198414, 296485763, 347603998, 380396828, 592971526, 695207996, 720036853, 1185943052, 1440073706, 2880147412, 5040257971, 10080515942, 20161031884]

約数ペア:

[(1, 20161031884), (2, 10080515942), (4, 5040257971), (7, 2880147412), (14, 1440073706), (17, 1185943052), (28, 720036853), (29, 695207996), (34, 592971526), (53, 380396828), (58, 347603998), (68, 296485763), (106, 190198414), (116, 173801999), (119, 169420436), (203, 99315428), (212, 95099207), (238, 84710218), (289, 69761356), (371, 54342404), (406, 49657714), (476, 42355109), (493, 40894588), (578, 34880678), (742, 27171202), (812, 24828857), (901, 22376284), (986, 20447294), (1156, 17440339), (1484, 13585601), (1537, 13117132), (1621, 12437404), (1802, 11188142), (1972, 10223647), (2023, 9965908), (3074, 6558566), (3242, 6218702), (3451, 5842084), (3604, 5594071), (4046, 4982954), (6148, 3279283), (6307, 3196612), (6484, 3109351), (6902, 2921042), (8092, 2491477), (8381, 2405564), (10759, 1873876), (11347, 1776772), (12614, 1598306), (13804, 1460521), (15317, 1316252), (16762, 1202782), (21518, 936938), (22694, 888386), (25228, 799153), (26129, 771596), (27557, 731612), (30634, 658126), (33524, 601391), (43036, 468469), (45388, 444193), (47009, 428876), (52258, 385798), (55114, 365806), (58667, 343652), (61268, 329063), (85913, 234668), (94018, 214438), (104516, 192899), (107219, 188036), (110228, 182903), (117334, 171826)]