18221670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{691}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 47606832

約数和(自身を除く): 29385162

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 293, 586, 691, 879, 1382, 1465, 1758, 2073, 2637, 2930, 3455, 4146, 4395, 5274, 6219, 6910, 8790, 10365, 12438, 13185, 20730, 26370, 31095, 62190, 202463, 404926, 607389, 1012315, 1214778, 1822167, 2024630, 3036945, 3644334, 6073890, 9110835, 18221670]

約数ペア:

[(1, 18221670), (2, 9110835), (3, 6073890), (5, 3644334), (6, 3036945), (9, 2024630), (10, 1822167), (15, 1214778), (18, 1012315), (30, 607389), (45, 404926), (90, 202463), (293, 62190), (586, 31095), (691, 26370), (879, 20730), (1382, 13185), (1465, 12438), (1758, 10365), (2073, 8790), (2637, 6910), (2930, 6219), (3455, 5274), (4146, 4395)]