19578424

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{401}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 39074400

約数和(自身を除く): 19495976

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 359, 401, 718, 802, 1436, 1604, 2872, 3208, 6103, 6817, 12206, 13634, 24412, 27268, 48824, 54536, 143959, 287918, 575836, 1151672, 2447303, 4894606, 9789212, 19578424]

約数ペア:

[(1, 19578424), (2, 9789212), (4, 4894606), (8, 2447303), (17, 1151672), (34, 575836), (68, 287918), (136, 143959), (359, 54536), (401, 48824), (718, 27268), (802, 24412), (1436, 13634), (1604, 12206), (2872, 6817), (3208, 6103)]