20180639116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2213}}^1\times {\mathrm{9011}}^1$

素因数の和:11262

約数の個数: 48

約数和(自身を含む): 40224377088

約数和(自身を除く): 20043737972

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 2213, 4426, 8852, 9011, 18022, 24343, 36044, 48686, 50899, 97372, 99121, 101798, 198242, 203596, 207253, 396484, 414506, 559889, 829012, 1119778, 2239556, 2279783, 4559566, 9119132, 19941343, 39882686, 79765372, 219354773, 438709546, 458650889, 877419092, 917301778, 1834603556, 5045159779, 10090319558, 20180639116]

約数ペア:

[(1, 20180639116), (2, 10090319558), (4, 5045159779), (11, 1834603556), (22, 917301778), (23, 877419092), (44, 458650889), (46, 438709546), (92, 219354773), (253, 79765372), (506, 39882686), (1012, 19941343), (2213, 9119132), (4426, 4559566), (8852, 2279783), (9011, 2239556), (18022, 1119778), (24343, 829012), (36044, 559889), (48686, 414506), (50899, 396484), (97372, 207253), (99121, 203596), (101798, 198242)]