21983450110

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2822009}}^1$

素因数の和:2822076

約数の個数: 32

約数和(自身を含む): 42668791200

約数和(自身を除く): 20685341090

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 2822009, 5644018, 14110045, 28220090, 53618171, 107236342, 115702369, 231404738, 268090855, 536181710, 578511845, 1157023690, 2198345011, 4396690022, 10991725055, 21983450110]

約数ペア:

[(1, 21983450110), (2, 10991725055), (5, 4396690022), (10, 2198345011), (19, 1157023690), (38, 578511845), (41, 536181710), (82, 268090855), (95, 231404738), (190, 115702369), (205, 107236342), (410, 53618171), (779, 28220090), (1558, 14110045), (3895, 5644018), (7790, 2822009)]