18894372

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5231}}^1$

素因数の和:5288

約数の個数: 48

約数和(自身を含む): 51566592

約数和(自身を除く): 32672220

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 5231, 10462, 15693, 20924, 31386, 36617, 62772, 73234, 109851, 146468, 219702, 224933, 439404, 449866, 674799, 899732, 1349598, 1574531, 2699196, 3149062, 4723593, 6298124, 9447186, 18894372]

約数ペア:

[(1, 18894372), (2, 9447186), (3, 6298124), (4, 4723593), (6, 3149062), (7, 2699196), (12, 1574531), (14, 1349598), (21, 899732), (28, 674799), (42, 449866), (43, 439404), (84, 224933), (86, 219702), (129, 146468), (172, 109851), (258, 73234), (301, 62772), (516, 36617), (602, 31386), (903, 20924), (1204, 15693), (1806, 10462), (3612, 5231)]