19755804

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2309}}^1$

素因数の和:2370

約数の個数: 48

約数和(自身を含む): 49674240

約数和(自身を除く): 29918436

約数列:

[1, 2, 3, 4, 6, 12, 23, 31, 46, 62, 69, 92, 93, 124, 138, 186, 276, 372, 713, 1426, 2139, 2309, 2852, 4278, 4618, 6927, 8556, 9236, 13854, 27708, 53107, 71579, 106214, 143158, 159321, 212428, 214737, 286316, 318642, 429474, 637284, 858948, 1646317, 3292634, 4938951, 6585268, 9877902, 19755804]

約数ペア:

[(1, 19755804), (2, 9877902), (3, 6585268), (4, 4938951), (6, 3292634), (12, 1646317), (23, 858948), (31, 637284), (46, 429474), (62, 318642), (69, 286316), (92, 214737), (93, 212428), (124, 159321), (138, 143158), (186, 106214), (276, 71579), (372, 53107), (713, 27708), (1426, 13854), (2139, 9236), (2309, 8556), (2852, 6927), (4278, 4618)]