19793930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1423}}^1$

素因数の和:1550

約数の個数: 32

約数和(自身を含む): 38755584

約数和(自身を除く): 18961654

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 214, 535, 1070, 1391, 1423, 2782, 2846, 6955, 7115, 13910, 14230, 18499, 36998, 92495, 152261, 184990, 304522, 761305, 1522610, 1979393, 3958786, 9896965, 19793930]

約数ペア:

[(1, 19793930), (2, 9896965), (5, 3958786), (10, 1979393), (13, 1522610), (26, 761305), (65, 304522), (107, 184990), (130, 152261), (214, 92495), (535, 36998), (1070, 18499), (1391, 14230), (1423, 13910), (2782, 7115), (2846, 6955)]