20333664

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{5431}}^1$

素因数の和:5460

約数の個数: 72

約数和(自身を含む): 62283312

約数和(自身を除く): 41949648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 5431, 10862, 16293, 21724, 32586, 43448, 48879, 65172, 70603, 86896, 97758, 130344, 141206, 173792, 195516, 211809, 260688, 282412, 391032, 423618, 521376, 564824, 635427, 782064, 847236, 1129648, 1270854, 1564128, 1694472, 2259296, 2541708, 3388944, 5083416, 6777888, 10166832, 20333664]

約数ペア:

[(1, 20333664), (2, 10166832), (3, 6777888), (4, 5083416), (6, 3388944), (8, 2541708), (9, 2259296), (12, 1694472), (13, 1564128), (16, 1270854), (18, 1129648), (24, 847236), (26, 782064), (32, 635427), (36, 564824), (39, 521376), (48, 423618), (52, 391032), (72, 282412), (78, 260688), (96, 211809), (104, 195516), (117, 173792), (144, 141206), (156, 130344), (208, 97758), (234, 86896), (288, 70603), (312, 65172), (416, 48879), (468, 43448), (624, 32586), (936, 21724), (1248, 16293), (1872, 10862), (3744, 5431)]