19139896

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1195

約数の個数: 32

約数和(自身を含む): 37601280

約数和(自身を除く): 18461384

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 1087, 2174, 2201, 4348, 4402, 8696, 8804, 17608, 33697, 67394, 77177, 134788, 154354, 269576, 308708, 617416, 2392487, 4784974, 9569948, 19139896]

約数ペア:

[(1, 19139896), (2, 9569948), (4, 4784974), (8, 2392487), (31, 617416), (62, 308708), (71, 269576), (124, 154354), (142, 134788), (248, 77177), (284, 67394), (568, 33697), (1087, 17608), (2174, 8804), (2201, 8696), (4348, 4402)]