2019913545

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{15671}}^1$

素因数の和:16353

約数の個数: 32

約数和(自身を含む): 3485954304

約数和(自身を除く): 1466040759

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 661, 1983, 3305, 8593, 9915, 15671, 25779, 42965, 47013, 78355, 128895, 203723, 235065, 611169, 1018615, 3055845, 10358531, 31075593, 51792655, 134660903, 155377965, 403982709, 673304515, 2019913545]

約数ペア:

[(1, 2019913545), (3, 673304515), (5, 403982709), (13, 155377965), (15, 134660903), (39, 51792655), (65, 31075593), (195, 10358531), (661, 3055845), (1983, 1018615), (3305, 611169), (8593, 235065), (9915, 203723), (15671, 128895), (25779, 78355), (42965, 47013)]