18639528

素因数分解:

$2^3\times 3^1\times {\mathrm{73}}^1\times {\mathrm{10639}}^1$

素因数の和:10721

約数の個数: 32

約数和(自身を含む): 47241600

約数和(自身を除く): 28602072

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 73, 146, 219, 292, 438, 584, 876, 1752, 10639, 21278, 31917, 42556, 63834, 85112, 127668, 255336, 776647, 1553294, 2329941, 3106588, 4659882, 6213176, 9319764, 18639528]

約数ペア:

[(1, 18639528), (2, 9319764), (3, 6213176), (4, 4659882), (6, 3106588), (8, 2329941), (12, 1553294), (24, 776647), (73, 255336), (146, 127668), (219, 85112), (292, 63834), (438, 42556), (584, 31917), (876, 21278), (1752, 10639)]