18313112

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{571}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 36379200

約数和(自身を除く): 18066088

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 211, 422, 571, 844, 1142, 1688, 2284, 4009, 4568, 8018, 10849, 16036, 21698, 32072, 43396, 86792, 120481, 240962, 481924, 963848, 2289139, 4578278, 9156556, 18313112]

約数ペア:

[(1, 18313112), (2, 9156556), (4, 4578278), (8, 2289139), (19, 963848), (38, 481924), (76, 240962), (152, 120481), (211, 86792), (422, 43396), (571, 32072), (844, 21698), (1142, 16036), (1688, 10849), (2284, 8018), (4009, 4568)]