19506004016

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{163181}}^1$

素因数の和:163461

約数の個数: 40

約数和(自身を含む): 39174123648

約数和(自身を除く): 19668119632

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 241, 248, 482, 496, 964, 1928, 3856, 7471, 14942, 29884, 59768, 119536, 163181, 326362, 652724, 1305448, 2610896, 5058611, 10117222, 20234444, 39326621, 40468888, 78653242, 80937776, 157306484, 314612968, 629225936, 1219125251, 2438250502, 4876501004, 9753002008, 19506004016]

約数ペア:

[(1, 19506004016), (2, 9753002008), (4, 4876501004), (8, 2438250502), (16, 1219125251), (31, 629225936), (62, 314612968), (124, 157306484), (241, 80937776), (248, 78653242), (482, 40468888), (496, 39326621), (964, 20234444), (1928, 10117222), (3856, 5058611), (7471, 2610896), (14942, 1305448), (29884, 652724), (59768, 326362), (119536, 163181)]