20198808

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 160

約数和(自身を含む): 66617760

約数和(自身を除く): 46418952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 61, 63, 72, 73, 81, 84, 108, 122, 126, 146, 162, 168, 183, 189, 216, 219, 244, 252, 292, 324, 366, 378, 427, 438, 488, 504, 511, 549, 567, 584, 648, 657, 732, 756, 854, 876, 1022, 1098, 1134, 1281, 1314, 1464, 1512, 1533, 1647, 1708, 1752, 1971, 2044, 2196, 2268, 2562, 2628, 3066, 3294, 3416, 3843, 3942, 4088, 4392, 4453, 4536, 4599, 4941, 5124, 5256, 5913, 6132, 6588, 7686, 7884, 8906, 9198, 9882, 10248, 11529, 11826, 12264, 13176, 13359, 13797, 15372, 15768, 17812, 18396, 19764, 23058, 23652, 26718, 27594, 30744, 31171, 34587, 35624, 36792, 39528, 40077, 41391, 46116, 47304, 53436, 55188, 62342, 69174, 80154, 82782, 92232, 93513, 106872, 110376, 120231, 124684, 138348, 160308, 165564, 187026, 240462, 249368, 276696, 280539, 320616, 331128, 360693, 374052, 480924, 561078, 721386, 748104, 841617, 961848, 1122156, 1442772, 1683234, 2244312, 2524851, 2885544, 3366468, 5049702, 6732936, 10099404, 20198808]

約数ペア:

[(1, 20198808), (2, 10099404), (3, 6732936), (4, 5049702), (6, 3366468), (7, 2885544), (8, 2524851), (9, 2244312), (12, 1683234), (14, 1442772), (18, 1122156), (21, 961848), (24, 841617), (27, 748104), (28, 721386), (36, 561078), (42, 480924), (54, 374052), (56, 360693), (61, 331128), (63, 320616), (72, 280539), (73, 276696), (81, 249368), (84, 240462), (108, 187026), (122, 165564), (126, 160308), (146, 138348), (162, 124684), (168, 120231), (183, 110376), (189, 106872), (216, 93513), (219, 92232), (244, 82782), (252, 80154), (292, 69174), (324, 62342), (366, 55188), (378, 53436), (427, 47304), (438, 46116), (488, 41391), (504, 40077), (511, 39528), (549, 36792), (567, 35624), (584, 34587), (648, 31171), (657, 30744), (732, 27594), (756, 26718), (854, 23652), (876, 23058), (1022, 19764), (1098, 18396), (1134, 17812), (1281, 15768), (1314, 15372), (1464, 13797), (1512, 13359), (1533, 13176), (1647, 12264), (1708, 11826), (1752, 11529), (1971, 10248), (2044, 9882), (2196, 9198), (2268, 8906), (2562, 7884), (2628, 7686), (3066, 6588), (3294, 6132), (3416, 5913), (3843, 5256), (3942, 5124), (4088, 4941), (4392, 4599), (4453, 4536)]