31809968

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1087}}^1$

素因数の和:1185

約数の個数: 40

約数和(自身を含む): 64757760

約数和(自身を除く): 32947792

約数列:

[1, 2, 4, 8, 16, 31, 59, 62, 118, 124, 236, 248, 472, 496, 944, 1087, 1829, 2174, 3658, 4348, 7316, 8696, 14632, 17392, 29264, 33697, 64133, 67394, 128266, 134788, 256532, 269576, 513064, 539152, 1026128, 1988123, 3976246, 7952492, 15904984, 31809968]

約数ペア:

[(1, 31809968), (2, 15904984), (4, 7952492), (8, 3976246), (16, 1988123), (31, 1026128), (59, 539152), (62, 513064), (118, 269576), (124, 256532), (236, 134788), (248, 128266), (472, 67394), (496, 64133), (944, 33697), (1087, 29264), (1829, 17392), (2174, 14632), (3658, 8696), (4348, 7316)]