20182385548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1307}}^1\times {\mathrm{1993}}^1$

素因数の和:3466

約数の個数: 48

約数和(自身を含む): 38339834400

約数和(自身を除く): 18157448852

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 596, 1307, 1937, 1993, 2614, 3874, 3986, 5228, 7748, 7972, 16991, 25909, 33982, 51818, 67964, 103636, 194743, 296957, 389486, 593914, 778972, 1187828, 2531659, 2604851, 3860441, 5063318, 5209702, 7720882, 10126636, 10419404, 15441764, 33863063, 67726126, 135452252, 388122799, 776245598, 1552491196, 5045596387, 10091192774, 20182385548]

約数ペア:

[(1, 20182385548), (2, 10091192774), (4, 5045596387), (13, 1552491196), (26, 776245598), (52, 388122799), (149, 135452252), (298, 67726126), (596, 33863063), (1307, 15441764), (1937, 10419404), (1993, 10126636), (2614, 7720882), (3874, 5209702), (3986, 5063318), (5228, 3860441), (7748, 2604851), (7972, 2531659), (16991, 1187828), (25909, 778972), (33982, 593914), (51818, 389486), (67964, 296957), (103636, 194743)]