20195778830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1503781}}^1$

素因数の和:1503884

約数の個数: 32

約数和(自身を含む): 38978029440

約数和(自身を除く): 18782250610

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 158, 170, 395, 790, 1343, 2686, 6715, 13430, 1503781, 3007562, 7518905, 15037810, 25564277, 51128554, 118798699, 127821385, 237597398, 255642770, 593993495, 1187986990, 2019577883, 4039155766, 10097889415, 20195778830]

約数ペア:

[(1, 20195778830), (2, 10097889415), (5, 4039155766), (10, 2019577883), (17, 1187986990), (34, 593993495), (79, 255642770), (85, 237597398), (158, 127821385), (170, 118798699), (395, 51128554), (790, 25564277), (1343, 15037810), (2686, 7518905), (6715, 3007562), (13430, 1503781)]