31371812

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 60204480

約数和(自身を除く): 28832668

約数列:

[1, 2, 4, 19, 38, 61, 67, 76, 101, 122, 134, 202, 244, 268, 404, 1159, 1273, 1919, 2318, 2546, 3838, 4087, 4636, 5092, 6161, 6767, 7676, 8174, 12322, 13534, 16348, 24644, 27068, 77653, 117059, 128573, 155306, 234118, 257146, 310612, 412787, 468236, 514292, 825574, 1651148, 7842953, 15685906, 31371812]

約数ペア:

[(1, 31371812), (2, 15685906), (4, 7842953), (19, 1651148), (38, 825574), (61, 514292), (67, 468236), (76, 412787), (101, 310612), (122, 257146), (134, 234118), (202, 155306), (244, 128573), (268, 117059), (404, 77653), (1159, 27068), (1273, 24644), (1919, 16348), (2318, 13534), (2546, 12322), (3838, 8174), (4087, 7676), (4636, 6767), (5092, 6161)]