18168984

素因数分解:

$2^3\times 3^2\times {\mathrm{277}}^1\times {\mathrm{911}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 49439520

約数和(自身を除く): 31270536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 277, 554, 831, 911, 1108, 1662, 1822, 2216, 2493, 2733, 3324, 3644, 4986, 5466, 6648, 7288, 8199, 9972, 10932, 16398, 19944, 21864, 32796, 65592, 252347, 504694, 757041, 1009388, 1514082, 2018776, 2271123, 3028164, 4542246, 6056328, 9084492, 18168984]

約数ペア:

[(1, 18168984), (2, 9084492), (3, 6056328), (4, 4542246), (6, 3028164), (8, 2271123), (9, 2018776), (12, 1514082), (18, 1009388), (24, 757041), (36, 504694), (72, 252347), (277, 65592), (554, 32796), (831, 21864), (911, 19944), (1108, 16398), (1662, 10932), (1822, 9972), (2216, 8199), (2493, 7288), (2733, 6648), (3324, 5466), (3644, 4986)]