31904224

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{389}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 68992560

約数和(自身を除く): 37088336

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 233, 352, 389, 466, 778, 932, 1556, 1864, 2563, 3112, 3728, 4279, 5126, 6224, 7456, 8558, 10252, 12448, 17116, 20504, 34232, 41008, 68464, 82016, 90637, 136928, 181274, 362548, 725096, 997007, 1450192, 1994014, 2900384, 3988028, 7976056, 15952112, 31904224]

約数ペア:

[(1, 31904224), (2, 15952112), (4, 7976056), (8, 3988028), (11, 2900384), (16, 1994014), (22, 1450192), (32, 997007), (44, 725096), (88, 362548), (176, 181274), (233, 136928), (352, 90637), (389, 82016), (466, 68464), (778, 41008), (932, 34232), (1556, 20504), (1864, 17116), (2563, 12448), (3112, 10252), (3728, 8558), (4279, 7456), (5126, 6224)]