20100781616

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{1571}}^1\times {\mathrm{21613}}^1$

素因数の和:23229

約数の個数: 40

約数和(自身を含む): 40025151024

約数和(自身を除く): 19924369408

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 1571, 3142, 6284, 12568, 21613, 25136, 43226, 58127, 86452, 116254, 172904, 232508, 345808, 465016, 799681, 930032, 1599362, 3198724, 6397448, 12794896, 33954023, 67908046, 135816092, 271632184, 543264368, 1256298851, 2512597702, 5025195404, 10050390808, 20100781616]

約数ペア:

[(1, 20100781616), (2, 10050390808), (4, 5025195404), (8, 2512597702), (16, 1256298851), (37, 543264368), (74, 271632184), (148, 135816092), (296, 67908046), (592, 33954023), (1571, 12794896), (3142, 6397448), (6284, 3198724), (12568, 1599362), (21613, 930032), (25136, 799681), (43226, 465016), (58127, 345808), (86452, 232508), (116254, 172904)]