18818370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9091}}^1$

素因数の和:9127

約数の個数: 48

約数和(自身を含む): 51060672

約数和(自身を除く): 32242302

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 9091, 18182, 27273, 45455, 54546, 81819, 90910, 136365, 163638, 209093, 272730, 409095, 418186, 627279, 818190, 1045465, 1254558, 1881837, 2090930, 3136395, 3763674, 6272790, 9409185, 18818370]

約数ペア:

[(1, 18818370), (2, 9409185), (3, 6272790), (5, 3763674), (6, 3136395), (9, 2090930), (10, 1881837), (15, 1254558), (18, 1045465), (23, 818190), (30, 627279), (45, 418186), (46, 409095), (69, 272730), (90, 209093), (115, 163638), (138, 136365), (207, 90910), (230, 81819), (345, 54546), (414, 45455), (690, 27273), (1035, 18182), (2070, 9091)]