20767538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 36020160

約数和(自身を除く): 15252622

約数列:

[1, 2, 11, 22, 29, 43, 58, 86, 319, 473, 638, 757, 946, 1247, 1514, 2494, 8327, 13717, 16654, 21953, 27434, 32551, 43906, 65102, 241483, 358061, 482966, 716122, 943979, 1887958, 10383769, 20767538]

約数ペア:

[(1, 20767538), (2, 10383769), (11, 1887958), (22, 943979), (29, 716122), (43, 482966), (58, 358061), (86, 241483), (319, 65102), (473, 43906), (638, 32551), (757, 27434), (946, 21953), (1247, 16654), (1514, 13717), (2494, 8327)]