19928590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10657}}^1$

素因数の和:10692

約数の個数: 32

約数和(自身を含む): 41438304

約数和(自身を除く): 21509714

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 10657, 21314, 53285, 106570, 117227, 181169, 234454, 362338, 586135, 905845, 1172270, 1811690, 1992859, 3985718, 9964295, 19928590]

約数ペア:

[(1, 19928590), (2, 9964295), (5, 3985718), (10, 1992859), (11, 1811690), (17, 1172270), (22, 905845), (34, 586135), (55, 362338), (85, 234454), (110, 181169), (170, 117227), (187, 106570), (374, 53285), (935, 21314), (1870, 10657)]