20161243816

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1\times {\mathrm{401}}^1$

素因数の和:899

約数の個数: 128

約数和(自身を含む): 45465235200

約数和(自身を除く): 25303991384

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 83, 116, 166, 203, 232, 332, 373, 401, 406, 581, 664, 746, 802, 812, 1162, 1492, 1604, 1624, 2324, 2407, 2611, 2807, 2984, 3208, 4648, 4814, 5222, 5614, 9628, 10444, 10817, 11228, 11629, 16849, 19256, 20888, 21634, 22456, 23258, 30959, 33283, 33698, 43268, 46516, 61918, 66566, 67396, 75719, 81403, 86536, 93032, 123836, 133132, 134792, 149573, 151438, 162806, 216713, 232981, 247672, 266264, 299146, 302876, 325612, 433426, 465962, 598292, 605752, 651224, 866852, 897811, 931924, 965207, 1047011, 1196584, 1733704, 1795622, 1863848, 1930414, 2094022, 3591244, 3860828, 4188044, 4337617, 6284677, 6756449, 7182488, 7721656, 8376088, 8675234, 12414559, 12569354, 13512898, 17350468, 24829118, 25138708, 27025796, 30363319, 34700936, 49658236, 50277416, 54051592, 60726638, 86901913, 99316472, 121453276, 173803826, 242906552, 347607652, 360022211, 695215304, 720044422, 1440088844, 2520155477, 2880177688, 5040310954, 10080621908, 20161243816]

約数ペア:

[(1, 20161243816), (2, 10080621908), (4, 5040310954), (7, 2880177688), (8, 2520155477), (14, 1440088844), (28, 720044422), (29, 695215304), (56, 360022211), (58, 347607652), (83, 242906552), (116, 173803826), (166, 121453276), (203, 99316472), (232, 86901913), (332, 60726638), (373, 54051592), (401, 50277416), (406, 49658236), (581, 34700936), (664, 30363319), (746, 27025796), (802, 25138708), (812, 24829118), (1162, 17350468), (1492, 13512898), (1604, 12569354), (1624, 12414559), (2324, 8675234), (2407, 8376088), (2611, 7721656), (2807, 7182488), (2984, 6756449), (3208, 6284677), (4648, 4337617), (4814, 4188044), (5222, 3860828), (5614, 3591244), (9628, 2094022), (10444, 1930414), (10817, 1863848), (11228, 1795622), (11629, 1733704), (16849, 1196584), (19256, 1047011), (20888, 965207), (21634, 931924), (22456, 897811), (23258, 866852), (30959, 651224), (33283, 605752), (33698, 598292), (43268, 465962), (46516, 433426), (61918, 325612), (66566, 302876), (67396, 299146), (75719, 266264), (81403, 247672), (86536, 232981), (93032, 216713), (123836, 162806), (133132, 151438), (134792, 149573)]