20702912

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{5303}}^1$

素因数の和:5376

約数の個数: 28

約数和(自身を含む): 41763696

約数和(自身を除く): 21060784

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 488, 976, 1952, 3904, 5303, 10606, 21212, 42424, 84848, 169696, 323483, 339392, 646966, 1293932, 2587864, 5175728, 10351456, 20702912]

約数ペア:

[(1, 20702912), (2, 10351456), (4, 5175728), (8, 2587864), (16, 1293932), (32, 646966), (61, 339392), (64, 323483), (122, 169696), (244, 84848), (488, 42424), (976, 21212), (1952, 10606), (3904, 5303)]