18875388

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{683}}^1$

素因数の和:751

約数の個数: 72

約数和(自身を含む): 52399872

約数和(自身を除く): 33524484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 49, 84, 94, 98, 141, 147, 188, 196, 282, 294, 329, 564, 588, 658, 683, 987, 1316, 1366, 1974, 2049, 2303, 2732, 3948, 4098, 4606, 4781, 6909, 8196, 9212, 9562, 13818, 14343, 19124, 27636, 28686, 32101, 33467, 57372, 64202, 66934, 96303, 100401, 128404, 133868, 192606, 200802, 224707, 385212, 401604, 449414, 674121, 898828, 1348242, 1572949, 2696484, 3145898, 4718847, 6291796, 9437694, 18875388]

約数ペア:

[(1, 18875388), (2, 9437694), (3, 6291796), (4, 4718847), (6, 3145898), (7, 2696484), (12, 1572949), (14, 1348242), (21, 898828), (28, 674121), (42, 449414), (47, 401604), (49, 385212), (84, 224707), (94, 200802), (98, 192606), (141, 133868), (147, 128404), (188, 100401), (196, 96303), (282, 66934), (294, 64202), (329, 57372), (564, 33467), (588, 32101), (658, 28686), (683, 27636), (987, 19124), (1316, 14343), (1366, 13818), (1974, 9562), (2049, 9212), (2303, 8196), (2732, 6909), (3948, 4781), (4098, 4606)]