31999482

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{13781}}^1$

素因数の和:13835

約数の個数: 32

約数和(自身を含む): 72768960

約数和(自身を除く): 40769478

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 2322, 13781, 27562, 41343, 82686, 124029, 248058, 372087, 592583, 744174, 1185166, 1777749, 3555498, 5333247, 10666494, 15999741, 31999482]

約数ペア:

[(1, 31999482), (2, 15999741), (3, 10666494), (6, 5333247), (9, 3555498), (18, 1777749), (27, 1185166), (43, 744174), (54, 592583), (86, 372087), (129, 248058), (258, 124029), (387, 82686), (774, 41343), (1161, 27562), (2322, 13781)]