18177770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2087}}^1$

素因数の和:2174

約数の個数: 32

約数和(自身を含む): 35779968

約数和(自身を除く): 17602198

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 2087, 4174, 4355, 8710, 10435, 20870, 27131, 54262, 135655, 139829, 271310, 279658, 699145, 1398290, 1817777, 3635554, 9088885, 18177770]

約数ペア:

[(1, 18177770), (2, 9088885), (5, 3635554), (10, 1817777), (13, 1398290), (26, 699145), (65, 279658), (67, 271310), (130, 139829), (134, 135655), (335, 54262), (670, 27131), (871, 20870), (1742, 10435), (2087, 8710), (4174, 4355)]