19868410

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1601}}^1$

素因数の和:1698

約数の個数: 32

約数和(自身を含む): 38409552

約数和(自身を除く): 18541142

約数列:

[1, 2, 5, 10, 17, 34, 73, 85, 146, 170, 365, 730, 1241, 1601, 2482, 3202, 6205, 8005, 12410, 16010, 27217, 54434, 116873, 136085, 233746, 272170, 584365, 1168730, 1986841, 3973682, 9934205, 19868410]

約数ペア:

[(1, 19868410), (2, 9934205), (5, 3973682), (10, 1986841), (17, 1168730), (34, 584365), (73, 272170), (85, 233746), (146, 136085), (170, 116873), (365, 54434), (730, 27217), (1241, 16010), (1601, 12410), (2482, 8005), (3202, 6205)]