18128556

素因数分解:

$2^2\times 3^3\times {\mathrm{229}}^1\times {\mathrm{733}}^1$

素因数の和:975

約数の個数: 48

約数和(自身を含む): 47269600

約数和(自身を除く): 29141044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 229, 458, 687, 733, 916, 1374, 1466, 2061, 2199, 2748, 2932, 4122, 4398, 6183, 6597, 8244, 8796, 12366, 13194, 19791, 24732, 26388, 39582, 79164, 167857, 335714, 503571, 671428, 1007142, 1510713, 2014284, 3021426, 4532139, 6042852, 9064278, 18128556]

約数ペア:

[(1, 18128556), (2, 9064278), (3, 6042852), (4, 4532139), (6, 3021426), (9, 2014284), (12, 1510713), (18, 1007142), (27, 671428), (36, 503571), (54, 335714), (108, 167857), (229, 79164), (458, 39582), (687, 26388), (733, 24732), (916, 19791), (1374, 13194), (1466, 12366), (2061, 8796), (2199, 8244), (2748, 6597), (2932, 6183), (4122, 4398)]