220103906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4421}}^1$

素因数の和:4538

約数の個数: 32

約数和(自身を含む): 376966656

約数和(自身を除く): 156862750

約数列:

[1, 2, 11, 22, 31, 62, 73, 146, 341, 682, 803, 1606, 2263, 4421, 4526, 8842, 24893, 48631, 49786, 97262, 137051, 274102, 322733, 645466, 1507561, 3015122, 3550063, 7100126, 10004723, 20009446, 110051953, 220103906]

約数ペア:

[(1, 220103906), (2, 110051953), (11, 20009446), (22, 10004723), (31, 7100126), (62, 3550063), (73, 3015122), (146, 1507561), (341, 645466), (682, 322733), (803, 274102), (1606, 137051), (2263, 97262), (4421, 49786), (4526, 48631), (8842, 24893)]