20148039436

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{4073}}^1$

素因数の和:4295

約数の個数: 96

約数和(自身を含む): 42927575040

約数和(自身を除く): 22779535604

約数列:

[1, 2, 4, 7, 14, 28, 31, 41, 62, 82, 124, 139, 164, 217, 278, 287, 434, 556, 574, 868, 973, 1148, 1271, 1946, 2542, 3892, 4073, 4309, 5084, 5699, 8146, 8618, 8897, 11398, 16292, 17236, 17794, 22796, 28511, 30163, 35588, 39893, 57022, 60326, 79786, 114044, 120652, 126263, 159572, 166993, 176669, 252526, 333986, 353338, 505052, 566147, 667972, 706676, 883841, 1132294, 1168951, 1236683, 1767682, 2264588, 2337902, 2473366, 3535364, 3963029, 4675804, 4946732, 5176783, 7926058, 10353566, 15852116, 17550557, 20707132, 23212027, 35101114, 36237481, 46424054, 70202228, 72474962, 92848108, 122853899, 144949924, 162484189, 245707798, 324968378, 491415596, 649936756, 719572837, 1439145674, 2878291348, 5037009859, 10074019718, 20148039436]

約数ペア:

[(1, 20148039436), (2, 10074019718), (4, 5037009859), (7, 2878291348), (14, 1439145674), (28, 719572837), (31, 649936756), (41, 491415596), (62, 324968378), (82, 245707798), (124, 162484189), (139, 144949924), (164, 122853899), (217, 92848108), (278, 72474962), (287, 70202228), (434, 46424054), (556, 36237481), (574, 35101114), (868, 23212027), (973, 20707132), (1148, 17550557), (1271, 15852116), (1946, 10353566), (2542, 7926058), (3892, 5176783), (4073, 4946732), (4309, 4675804), (5084, 3963029), (5699, 3535364), (8146, 2473366), (8618, 2337902), (8897, 2264588), (11398, 1767682), (16292, 1236683), (17236, 1168951), (17794, 1132294), (22796, 883841), (28511, 706676), (30163, 667972), (35588, 566147), (39893, 505052), (57022, 353338), (60326, 333986), (79786, 252526), (114044, 176669), (120652, 166993), (126263, 159572)]