18186790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{739}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 34525440

約数和(自身を除く): 16338650

約数列:

[1, 2, 5, 10, 23, 46, 107, 115, 214, 230, 535, 739, 1070, 1478, 2461, 3695, 4922, 7390, 12305, 16997, 24610, 33994, 79073, 84985, 158146, 169970, 395365, 790730, 1818679, 3637358, 9093395, 18186790]

約数ペア:

[(1, 18186790), (2, 9093395), (5, 3637358), (10, 1818679), (23, 790730), (46, 395365), (107, 169970), (115, 158146), (214, 84985), (230, 79073), (535, 33994), (739, 24610), (1070, 16997), (1478, 12305), (2461, 7390), (3695, 4922)]