20064468844

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{185789}}^1$

素因数の和:185855

約数の個数: 72

約数和(自身を含む): 44478126000

約数和(自身を除く): 24413657156

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 49, 58, 76, 98, 116, 133, 196, 203, 266, 406, 532, 551, 812, 931, 1102, 1421, 1862, 2204, 2842, 3724, 3857, 5684, 7714, 15428, 26999, 53998, 107996, 185789, 371578, 743156, 1300523, 2601046, 3529991, 5202092, 5387881, 7059982, 9103661, 10775762, 14119964, 18207322, 21551524, 24709937, 36414644, 37715167, 49419874, 75430334, 98839748, 102369739, 150860668, 172969559, 204739478, 264006169, 345939118, 409478956, 528012338, 691878236, 716588173, 1056024676, 1433176346, 2866352692, 5016117211, 10032234422, 20064468844]

約数ペア:

[(1, 20064468844), (2, 10032234422), (4, 5016117211), (7, 2866352692), (14, 1433176346), (19, 1056024676), (28, 716588173), (29, 691878236), (38, 528012338), (49, 409478956), (58, 345939118), (76, 264006169), (98, 204739478), (116, 172969559), (133, 150860668), (196, 102369739), (203, 98839748), (266, 75430334), (406, 49419874), (532, 37715167), (551, 36414644), (812, 24709937), (931, 21551524), (1102, 18207322), (1421, 14119964), (1862, 10775762), (2204, 9103661), (2842, 7059982), (3724, 5387881), (3857, 5202092), (5684, 3529991), (7714, 2601046), (15428, 1300523), (26999, 743156), (53998, 371578), (107996, 185789)]