18941570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1663}}^1$

素因数の和:1754

約数の個数: 32

約数和(自身を含む): 36661248

約数和(自身を除く): 17719678

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 335, 670, 1139, 1663, 2278, 3326, 5695, 8315, 11390, 16630, 28271, 56542, 111421, 141355, 222842, 282710, 557105, 1114210, 1894157, 3788314, 9470785, 18941570]

約数ペア:

[(1, 18941570), (2, 9470785), (5, 3788314), (10, 1894157), (17, 1114210), (34, 557105), (67, 282710), (85, 222842), (134, 141355), (170, 111421), (335, 56542), (670, 28271), (1139, 16630), (1663, 11390), (2278, 8315), (3326, 5695)]