18900607338

素因数分解:

$2^1\times 3^3\times {\mathrm{157}}^1\times {\mathrm{2229371}}^1$

素因数の和:2229539

約数の個数: 32

約数和(自身を含む): 42268893120

約数和(自身を除く): 23368285782

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 157, 314, 471, 942, 1413, 2826, 4239, 8478, 2229371, 4458742, 6688113, 13376226, 20064339, 40128678, 60193017, 120386034, 350011247, 700022494, 1050033741, 2100067482, 3150101223, 6300202446, 9450303669, 18900607338]

約数ペア:

[(1, 18900607338), (2, 9450303669), (3, 6300202446), (6, 3150101223), (9, 2100067482), (18, 1050033741), (27, 700022494), (54, 350011247), (157, 120386034), (314, 60193017), (471, 40128678), (942, 20064339), (1413, 13376226), (2826, 6688113), (4239, 4458742), (8478, 2229371)]