20559216

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{22543}}^1$

素因数の和:22573

約数の個数: 40

約数和(自身を含む): 55909120

約数和(自身を除く): 35349904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 22543, 45086, 67629, 90172, 135258, 180344, 270516, 360688, 428317, 541032, 856634, 1082064, 1284951, 1713268, 2569902, 3426536, 5139804, 6853072, 10279608, 20559216]

約数ペア:

[(1, 20559216), (2, 10279608), (3, 6853072), (4, 5139804), (6, 3426536), (8, 2569902), (12, 1713268), (16, 1284951), (19, 1082064), (24, 856634), (38, 541032), (48, 428317), (57, 360688), (76, 270516), (114, 180344), (152, 135258), (228, 90172), (304, 67629), (456, 45086), (912, 22543)]