18512648

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{733}}^1$

素因数の和:798

約数の個数: 64

約数和(自身を含む): 44392320

約数和(自身を除く): 25879672

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 41, 44, 56, 77, 82, 88, 154, 164, 287, 308, 328, 451, 574, 616, 733, 902, 1148, 1466, 1804, 2296, 2932, 3157, 3608, 5131, 5864, 6314, 8063, 10262, 12628, 16126, 20524, 25256, 30053, 32252, 41048, 56441, 60106, 64504, 112882, 120212, 210371, 225764, 240424, 330583, 420742, 451528, 661166, 841484, 1322332, 1682968, 2314081, 2644664, 4628162, 9256324, 18512648]

約数ペア:

[(1, 18512648), (2, 9256324), (4, 4628162), (7, 2644664), (8, 2314081), (11, 1682968), (14, 1322332), (22, 841484), (28, 661166), (41, 451528), (44, 420742), (56, 330583), (77, 240424), (82, 225764), (88, 210371), (154, 120212), (164, 112882), (287, 64504), (308, 60106), (328, 56441), (451, 41048), (574, 32252), (616, 30053), (733, 25256), (902, 20524), (1148, 16126), (1466, 12628), (1804, 10262), (2296, 8063), (2932, 6314), (3157, 5864), (3608, 5131)]