19973412

素因数分解:

$2^2\times 3^3\times {\mathrm{79}}^1\times {\mathrm{2341}}^1$

素因数の和:2433

約数の個数: 48

約数和(自身を含む): 52460800

約数和(自身を除く): 32487388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 108, 158, 237, 316, 474, 711, 948, 1422, 2133, 2341, 2844, 4266, 4682, 7023, 8532, 9364, 14046, 21069, 28092, 42138, 63207, 84276, 126414, 184939, 252828, 369878, 554817, 739756, 1109634, 1664451, 2219268, 3328902, 4993353, 6657804, 9986706, 19973412]

約数ペア:

[(1, 19973412), (2, 9986706), (3, 6657804), (4, 4993353), (6, 3328902), (9, 2219268), (12, 1664451), (18, 1109634), (27, 739756), (36, 554817), (54, 369878), (79, 252828), (108, 184939), (158, 126414), (237, 84276), (316, 63207), (474, 42138), (711, 28092), (948, 21069), (1422, 14046), (2133, 9364), (2341, 8532), (2844, 7023), (4266, 4682)]