20208639944

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1\times {\mathrm{733}}^1$

素因数の和:1218

約数の個数: 64

約数和(自身を含む): 38744190000

約数和(自身を除く): 18535550056

約数列:

[1, 2, 4, 8, 101, 149, 202, 229, 298, 404, 458, 596, 733, 808, 916, 1192, 1466, 1832, 2932, 5864, 15049, 23129, 30098, 34121, 46258, 60196, 68242, 74033, 92516, 109217, 120392, 136484, 148066, 167857, 185032, 218434, 272968, 296132, 335714, 436868, 592264, 671428, 873736, 1342856, 3446221, 6892442, 11030917, 13784884, 16953557, 22061834, 25010693, 27569768, 33907114, 44123668, 50021386, 67814228, 88247336, 100042772, 135628456, 200085544, 2526079993, 5052159986, 10104319972, 20208639944]

約数ペア:

[(1, 20208639944), (2, 10104319972), (4, 5052159986), (8, 2526079993), (101, 200085544), (149, 135628456), (202, 100042772), (229, 88247336), (298, 67814228), (404, 50021386), (458, 44123668), (596, 33907114), (733, 27569768), (808, 25010693), (916, 22061834), (1192, 16953557), (1466, 13784884), (1832, 11030917), (2932, 6892442), (5864, 3446221), (15049, 1342856), (23129, 873736), (30098, 671428), (34121, 592264), (46258, 436868), (60196, 335714), (68242, 296132), (74033, 272968), (92516, 218434), (109217, 185032), (120392, 167857), (136484, 148066)]