20858484670

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1\times {\mathrm{42293}}^1$

素因数の和:42780

約数の個数: 32

約数和(自身を含む): 37912341600

約数和(自身を除く): 17053856930

約数列:

[1, 2, 5, 10, 149, 298, 331, 662, 745, 1490, 1655, 3310, 42293, 49319, 84586, 98638, 211465, 246595, 422930, 493190, 6301657, 12603314, 13998983, 27997966, 31508285, 63016570, 69994915, 139989830, 2085848467, 4171696934, 10429242335, 20858484670]

約数ペア:

[(1, 20858484670), (2, 10429242335), (5, 4171696934), (10, 2085848467), (149, 139989830), (298, 69994915), (331, 63016570), (662, 31508285), (745, 27997966), (1490, 13998983), (1655, 12603314), (3310, 6301657), (42293, 493190), (49319, 422930), (84586, 246595), (98638, 211465)]