31138844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{421}}^1$

素因数の和:518

約数の個数: 36

約数和(自身を含む): 61076904

約数和(自身を除く): 29938060

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 421, 451, 842, 902, 1681, 1684, 1804, 3362, 4631, 6724, 9262, 17261, 18491, 18524, 34522, 36982, 69044, 73964, 189871, 379742, 707701, 759484, 1415402, 2830804, 7784711, 15569422, 31138844]

約数ペア:

[(1, 31138844), (2, 15569422), (4, 7784711), (11, 2830804), (22, 1415402), (41, 759484), (44, 707701), (82, 379742), (164, 189871), (421, 73964), (451, 69044), (842, 36982), (902, 34522), (1681, 18524), (1684, 18491), (1804, 17261), (3362, 9262), (4631, 6724)]