18499806

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 47365920

約数和(自身を除く): 28866114

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 73, 78, 114, 117, 146, 171, 219, 234, 247, 342, 351, 361, 438, 494, 513, 657, 702, 722, 741, 949, 1026, 1083, 1314, 1387, 1482, 1898, 1971, 2166, 2223, 2774, 2847, 3249, 3942, 4161, 4446, 4693, 5694, 6498, 6669, 8322, 8541, 9386, 9747, 12483, 13338, 14079, 17082, 18031, 19494, 24966, 25623, 26353, 28158, 36062, 37449, 42237, 51246, 52706, 54093, 74898, 79059, 84474, 108186, 126711, 158118, 162279, 237177, 253422, 324558, 342589, 474354, 486837, 685178, 711531, 973674, 1027767, 1423062, 2055534, 3083301, 6166602, 9249903, 18499806]

約数ペア:

[(1, 18499806), (2, 9249903), (3, 6166602), (6, 3083301), (9, 2055534), (13, 1423062), (18, 1027767), (19, 973674), (26, 711531), (27, 685178), (38, 486837), (39, 474354), (54, 342589), (57, 324558), (73, 253422), (78, 237177), (114, 162279), (117, 158118), (146, 126711), (171, 108186), (219, 84474), (234, 79059), (247, 74898), (342, 54093), (351, 52706), (361, 51246), (438, 42237), (494, 37449), (513, 36062), (657, 28158), (702, 26353), (722, 25623), (741, 24966), (949, 19494), (1026, 18031), (1083, 17082), (1314, 14079), (1387, 13338), (1482, 12483), (1898, 9747), (1971, 9386), (2166, 8541), (2223, 8322), (2774, 6669), (2847, 6498), (3249, 5694), (3942, 4693), (4161, 4446)]