18572076

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 49131264

約数和(自身を除く): 30559188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 73, 74, 111, 146, 148, 191, 219, 222, 292, 333, 382, 438, 444, 573, 657, 666, 764, 876, 1146, 1314, 1332, 1719, 2292, 2628, 2701, 3438, 5402, 6876, 7067, 8103, 10804, 13943, 14134, 16206, 21201, 24309, 27886, 28268, 32412, 41829, 42402, 48618, 55772, 63603, 83658, 84804, 97236, 125487, 127206, 167316, 250974, 254412, 501948, 515891, 1031782, 1547673, 2063564, 3095346, 4643019, 6190692, 9286038, 18572076]

約数ペア:

[(1, 18572076), (2, 9286038), (3, 6190692), (4, 4643019), (6, 3095346), (9, 2063564), (12, 1547673), (18, 1031782), (36, 515891), (37, 501948), (73, 254412), (74, 250974), (111, 167316), (146, 127206), (148, 125487), (191, 97236), (219, 84804), (222, 83658), (292, 63603), (333, 55772), (382, 48618), (438, 42402), (444, 41829), (573, 32412), (657, 28268), (666, 27886), (764, 24309), (876, 21201), (1146, 16206), (1314, 14134), (1332, 13943), (1719, 10804), (2292, 8103), (2628, 7067), (2701, 6876), (3438, 5402)]