19798896

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31729}}^1$

素因数の和:31753

約数の個数: 40

約数和(自身を含む): 55083280

約数和(自身を除く): 35284384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 31729, 63458, 95187, 126916, 190374, 253832, 380748, 412477, 507664, 761496, 824954, 1237431, 1522992, 1649908, 2474862, 3299816, 4949724, 6599632, 9899448, 19798896]

約数ペア:

[(1, 19798896), (2, 9899448), (3, 6599632), (4, 4949724), (6, 3299816), (8, 2474862), (12, 1649908), (13, 1522992), (16, 1237431), (24, 824954), (26, 761496), (39, 507664), (48, 412477), (52, 380748), (78, 253832), (104, 190374), (156, 126916), (208, 95187), (312, 63458), (624, 31729)]