19158490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8669}}^1$

素因数の和:8706

約数の個数: 32

約数和(自身を含む): 39327120

約数和(自身を除く): 20168630

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8669, 17338, 43345, 86690, 112697, 147373, 225394, 294746, 563485, 736865, 1126970, 1473730, 1915849, 3831698, 9579245, 19158490]

約数ペア:

[(1, 19158490), (2, 9579245), (5, 3831698), (10, 1915849), (13, 1473730), (17, 1126970), (26, 736865), (34, 563485), (65, 294746), (85, 225394), (130, 147373), (170, 112697), (221, 86690), (442, 43345), (1105, 17338), (2210, 8669)]