20452372788

素因数分解:

$2^2\times 3^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1\times {\mathrm{66809}}^1$

素因数の和:67176

約数の個数: 48

約数和(自身を含む): 48398232960

約数和(自身を除く): 27945860172

約数列:

[1, 2, 3, 4, 6, 12, 97, 194, 263, 291, 388, 526, 582, 789, 1052, 1164, 1578, 3156, 25511, 51022, 66809, 76533, 102044, 133618, 153066, 200427, 267236, 306132, 400854, 801708, 6480473, 12960946, 17570767, 19441419, 25921892, 35141534, 38882838, 52712301, 70283068, 77765676, 105424602, 210849204, 1704364399, 3408728798, 5113093197, 6817457596, 10226186394, 20452372788]

約数ペア:

[(1, 20452372788), (2, 10226186394), (3, 6817457596), (4, 5113093197), (6, 3408728798), (12, 1704364399), (97, 210849204), (194, 105424602), (263, 77765676), (291, 70283068), (388, 52712301), (526, 38882838), (582, 35141534), (789, 25921892), (1052, 19441419), (1164, 17570767), (1578, 12960946), (3156, 6480473), (25511, 801708), (51022, 400854), (66809, 306132), (76533, 267236), (102044, 200427), (133618, 153066)]