19287112

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10909}}^1$

素因数の和:10945

約数の個数: 32

約数和(自身を含む): 41239800

約数和(自身を除く): 21952688

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 10909, 21818, 43636, 87272, 141817, 185453, 283634, 370906, 567268, 741812, 1134536, 1483624, 2410889, 4821778, 9643556, 19287112]

約数ペア:

[(1, 19287112), (2, 9643556), (4, 4821778), (8, 2410889), (13, 1483624), (17, 1134536), (26, 741812), (34, 567268), (52, 370906), (68, 283634), (104, 185453), (136, 141817), (221, 87272), (442, 43636), (884, 21818), (1768, 10909)]