20343616

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 56

約数和(自身を含む): 42565320

約数和(自身を除く): 22221704

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 97, 113, 116, 194, 226, 232, 388, 452, 464, 776, 904, 928, 1552, 1808, 1856, 2813, 3104, 3277, 3616, 5626, 6208, 6554, 7232, 10961, 11252, 13108, 21922, 22504, 26216, 43844, 45008, 52432, 87688, 90016, 104864, 175376, 180032, 209728, 317869, 350752, 635738, 701504, 1271476, 2542952, 5085904, 10171808, 20343616]

約数ペア:

[(1, 20343616), (2, 10171808), (4, 5085904), (8, 2542952), (16, 1271476), (29, 701504), (32, 635738), (58, 350752), (64, 317869), (97, 209728), (113, 180032), (116, 175376), (194, 104864), (226, 90016), (232, 87688), (388, 52432), (452, 45008), (464, 43844), (776, 26216), (904, 22504), (928, 21922), (1552, 13108), (1808, 11252), (1856, 10961), (2813, 7232), (3104, 6554), (3277, 6208), (3616, 5626)]