18402570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2801}}^1$

素因数の和:2887

約数の個数: 48

約数和(自身を含む): 48519432

約数和(自身を除く): 30116862

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 73, 90, 146, 219, 365, 438, 657, 730, 1095, 1314, 2190, 2801, 3285, 5602, 6570, 8403, 14005, 16806, 25209, 28010, 42015, 50418, 84030, 126045, 204473, 252090, 408946, 613419, 1022365, 1226838, 1840257, 2044730, 3067095, 3680514, 6134190, 9201285, 18402570]

約数ペア:

[(1, 18402570), (2, 9201285), (3, 6134190), (5, 3680514), (6, 3067095), (9, 2044730), (10, 1840257), (15, 1226838), (18, 1022365), (30, 613419), (45, 408946), (73, 252090), (90, 204473), (146, 126045), (219, 84030), (365, 50418), (438, 42015), (657, 28010), (730, 25209), (1095, 16806), (1314, 14005), (2190, 8403), (2801, 6570), (3285, 5602)]