20673276

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1489}}^1$

素因数の和:1598

約数の個数: 48

約数和(自身を含む): 52567200

約数和(自身を除く): 31893924

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 89, 156, 178, 267, 356, 534, 1068, 1157, 1489, 2314, 2978, 3471, 4467, 4628, 5956, 6942, 8934, 13884, 17868, 19357, 38714, 58071, 77428, 116142, 132521, 232284, 265042, 397563, 530084, 795126, 1590252, 1722773, 3445546, 5168319, 6891092, 10336638, 20673276]

約数ペア:

[(1, 20673276), (2, 10336638), (3, 6891092), (4, 5168319), (6, 3445546), (12, 1722773), (13, 1590252), (26, 795126), (39, 530084), (52, 397563), (78, 265042), (89, 232284), (156, 132521), (178, 116142), (267, 77428), (356, 58071), (534, 38714), (1068, 19357), (1157, 17868), (1489, 13884), (2314, 8934), (2978, 6942), (3471, 5956), (4467, 4628)]