19778574

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{433}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 41497344

約数和(自身を除く): 21718770

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 331, 433, 662, 866, 993, 1299, 1986, 2598, 7613, 9959, 15226, 19918, 22839, 29877, 45678, 59754, 143323, 286646, 429969, 859938, 3296429, 6592858, 9889287, 19778574]

約数ペア:

[(1, 19778574), (2, 9889287), (3, 6592858), (6, 3296429), (23, 859938), (46, 429969), (69, 286646), (138, 143323), (331, 59754), (433, 45678), (662, 29877), (866, 22839), (993, 19918), (1299, 15226), (1986, 9959), (2598, 7613)]