20312857548

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{13122001}}^1$

素因数の和:13122054

約数の個数: 36

約数和(自身を含む): 52540496008

約数和(自身を除く): 32227638460

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 13122001, 26244002, 39366003, 52488004, 78732006, 118098009, 157464012, 236196018, 472392036, 564246043, 1128492086, 1692738129, 2256984172, 3385476258, 5078214387, 6770952516, 10156428774, 20312857548]

約数ペア:

[(1, 20312857548), (2, 10156428774), (3, 6770952516), (4, 5078214387), (6, 3385476258), (9, 2256984172), (12, 1692738129), (18, 1128492086), (36, 564246043), (43, 472392036), (86, 236196018), (129, 157464012), (172, 118098009), (258, 78732006), (387, 52488004), (516, 39366003), (774, 26244002), (1548, 13122001)]