17918190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{757}}^1$

素因数の和:1033

約数の個数: 48

約数和(自身を含む): 46826208

約数和(自身を除く): 28908018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 263, 526, 757, 789, 1315, 1514, 1578, 2271, 2367, 2630, 3785, 3945, 4542, 4734, 6813, 7570, 7890, 11355, 11835, 13626, 22710, 23670, 34065, 68130, 199091, 398182, 597273, 995455, 1194546, 1791819, 1990910, 2986365, 3583638, 5972730, 8959095, 17918190]

約数ペア:

[(1, 17918190), (2, 8959095), (3, 5972730), (5, 3583638), (6, 2986365), (9, 1990910), (10, 1791819), (15, 1194546), (18, 995455), (30, 597273), (45, 398182), (90, 199091), (263, 68130), (526, 34065), (757, 23670), (789, 22710), (1315, 13626), (1514, 11835), (1578, 11355), (2271, 7890), (2367, 7570), (2630, 6813), (3785, 4734), (3945, 4542)]