19879432

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1129}}^1$

素因数の和:1237

約数の個数: 32

約数和(自身を含む): 39052800

約数和(自身を除く): 19173368

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 1129, 2201, 2258, 4402, 4516, 8804, 9032, 17608, 34999, 69998, 80159, 139996, 160318, 279992, 320636, 641272, 2484929, 4969858, 9939716, 19879432]

約数ペア:

[(1, 19879432), (2, 9939716), (4, 4969858), (8, 2484929), (31, 641272), (62, 320636), (71, 279992), (124, 160318), (142, 139996), (248, 80159), (284, 69998), (568, 34999), (1129, 17608), (2201, 9032), (2258, 8804), (4402, 4516)]