19249884

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 51437568

約数和(自身を除く): 32187684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 47, 62, 93, 94, 124, 141, 186, 188, 279, 282, 367, 372, 423, 558, 564, 734, 846, 1101, 1116, 1457, 1468, 1692, 2202, 2914, 3303, 4371, 4404, 5828, 6606, 8742, 11377, 13113, 13212, 17249, 17484, 22754, 26226, 34131, 34498, 45508, 51747, 52452, 68262, 68996, 102393, 103494, 136524, 155241, 204786, 206988, 310482, 409572, 534719, 620964, 1069438, 1604157, 2138876, 3208314, 4812471, 6416628, 9624942, 19249884]

約数ペア:

[(1, 19249884), (2, 9624942), (3, 6416628), (4, 4812471), (6, 3208314), (9, 2138876), (12, 1604157), (18, 1069438), (31, 620964), (36, 534719), (47, 409572), (62, 310482), (93, 206988), (94, 204786), (124, 155241), (141, 136524), (186, 103494), (188, 102393), (279, 68996), (282, 68262), (367, 52452), (372, 51747), (423, 45508), (558, 34498), (564, 34131), (734, 26226), (846, 22754), (1101, 17484), (1116, 17249), (1457, 13212), (1468, 13113), (1692, 11377), (2202, 8742), (2914, 6606), (3303, 5828), (4371, 4404)]