19380556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{6317}}^1$

素因数の和:6393

約数の個数: 24

約数和(自身を含む): 37149840

約数和(自身を除く): 17769284

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 236, 767, 1534, 3068, 6317, 12634, 25268, 82121, 164242, 328484, 372703, 745406, 1490812, 4845139, 9690278, 19380556]

約数ペア:

[(1, 19380556), (2, 9690278), (4, 4845139), (13, 1490812), (26, 745406), (52, 372703), (59, 328484), (118, 164242), (236, 82121), (767, 25268), (1534, 12634), (3068, 6317)]