19721802

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{809}}^1$

素因数の和:1070

約数の個数: 32

約数和(自身を含む): 41990400

約数和(自身を除く): 22268598

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 239, 478, 717, 809, 1434, 1618, 2427, 4063, 4854, 8126, 12189, 13753, 24378, 27506, 41259, 82518, 193351, 386702, 580053, 1160106, 3286967, 6573934, 9860901, 19721802]

約数ペア:

[(1, 19721802), (2, 9860901), (3, 6573934), (6, 3286967), (17, 1160106), (34, 580053), (51, 386702), (102, 193351), (239, 82518), (478, 41259), (717, 27506), (809, 24378), (1434, 13753), (1618, 12189), (2427, 8126), (4063, 4854)]