19521226840

素因数分解:

$2^3\times 5^1\times {\mathrm{8429}}^1\times {\mathrm{57899}}^1$

素因数の和:66339

約数の個数: 32

約数和(自身を含む): 43928730000

約数和(自身を除く): 24407503160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8429, 16858, 33716, 42145, 57899, 67432, 84290, 115798, 168580, 231596, 289495, 337160, 463192, 578990, 1157980, 2315960, 488030671, 976061342, 1952122684, 2440153355, 3904245368, 4880306710, 9760613420, 19521226840]

約数ペア:

[(1, 19521226840), (2, 9760613420), (4, 4880306710), (5, 3904245368), (8, 2440153355), (10, 1952122684), (20, 976061342), (40, 488030671), (8429, 2315960), (16858, 1157980), (33716, 578990), (42145, 463192), (57899, 337160), (67432, 289495), (84290, 231596), (115798, 168580)]