17888990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3079}}^1$

素因数の和:3176

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 19366690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 83, 166, 415, 581, 830, 1162, 2905, 3079, 5810, 6158, 15395, 21553, 30790, 43106, 107765, 215530, 255557, 511114, 1277785, 1788899, 2555570, 3577798, 8944495, 17888990]

約数ペア:

[(1, 17888990), (2, 8944495), (5, 3577798), (7, 2555570), (10, 1788899), (14, 1277785), (35, 511114), (70, 255557), (83, 215530), (166, 107765), (415, 43106), (581, 30790), (830, 21553), (1162, 15395), (2905, 6158), (3079, 5810)]