18132510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2389}}^1$

素因数の和:2433

約数の個数: 64

約数和(自身を含む): 49559040

約数和(自身を除く): 31426530

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 330, 345, 506, 690, 759, 1265, 1518, 2389, 2530, 3795, 4778, 7167, 7590, 11945, 14334, 23890, 26279, 35835, 52558, 54947, 71670, 78837, 109894, 131395, 157674, 164841, 262790, 274735, 329682, 394185, 549470, 604417, 788370, 824205, 1208834, 1648410, 1813251, 3022085, 3626502, 6044170, 9066255, 18132510]

約数ペア:

[(1, 18132510), (2, 9066255), (3, 6044170), (5, 3626502), (6, 3022085), (10, 1813251), (11, 1648410), (15, 1208834), (22, 824205), (23, 788370), (30, 604417), (33, 549470), (46, 394185), (55, 329682), (66, 274735), (69, 262790), (110, 164841), (115, 157674), (138, 131395), (165, 109894), (230, 78837), (253, 71670), (330, 54947), (345, 52558), (506, 35835), (690, 26279), (759, 23890), (1265, 14334), (1518, 11945), (2389, 7590), (2530, 7167), (3795, 4778)]