20451592

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5987}}^1$

素因数の和:6061

約数の個数: 32

約数和(自身を含む): 44550720

約数和(自身を除く): 24099128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 5987, 11974, 23948, 41909, 47896, 83818, 167636, 335272, 365207, 730414, 1460828, 2556449, 2921656, 5112898, 10225796, 20451592]

約数ペア:

[(1, 20451592), (2, 10225796), (4, 5112898), (7, 2921656), (8, 2556449), (14, 1460828), (28, 730414), (56, 365207), (61, 335272), (122, 167636), (244, 83818), (427, 47896), (488, 41909), (854, 23948), (1708, 11974), (3416, 5987)]