31395676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{739}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 63817600

約数和(自身を除く): 32421924

約数列:

[1, 2, 4, 13, 19, 26, 38, 43, 52, 76, 86, 172, 247, 494, 559, 739, 817, 988, 1118, 1478, 1634, 2236, 2956, 3268, 9607, 10621, 14041, 19214, 21242, 28082, 31777, 38428, 42484, 56164, 63554, 127108, 182533, 365066, 413101, 603763, 730132, 826202, 1207526, 1652404, 2415052, 7848919, 15697838, 31395676]

約数ペア:

[(1, 31395676), (2, 15697838), (4, 7848919), (13, 2415052), (19, 1652404), (26, 1207526), (38, 826202), (43, 730132), (52, 603763), (76, 413101), (86, 365066), (172, 182533), (247, 127108), (494, 63554), (559, 56164), (739, 42484), (817, 38428), (988, 31777), (1118, 28082), (1478, 21242), (1634, 19214), (2236, 14041), (2956, 10621), (3268, 9607)]