19902285

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2617}}^1$

素因数の和:2654

約数の個数: 36

約数和(自身を含む): 37369332

約数和(自身を除く): 17467047

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2535, 2617, 7605, 7851, 13085, 23553, 34021, 39255, 102063, 117765, 170105, 306189, 442273, 510315, 1326819, 1530945, 2211365, 3980457, 6634095, 19902285]

約数ペア:

[(1, 19902285), (3, 6634095), (5, 3980457), (9, 2211365), (13, 1530945), (15, 1326819), (39, 510315), (45, 442273), (65, 306189), (117, 170105), (169, 117765), (195, 102063), (507, 39255), (585, 34021), (845, 23553), (1521, 13085), (2535, 7851), (2617, 7605)]