18103956

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 46730880

約数和(自身を除く): 28626924

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 79, 113, 156, 158, 169, 226, 237, 316, 338, 339, 452, 474, 507, 676, 678, 948, 1014, 1027, 1356, 1469, 2028, 2054, 2938, 3081, 4108, 4407, 5876, 6162, 8814, 8927, 12324, 13351, 17628, 17854, 19097, 26702, 26781, 35708, 38194, 40053, 53404, 53562, 57291, 76388, 80106, 107124, 114582, 116051, 160212, 229164, 232102, 348153, 464204, 696306, 1392612, 1508663, 3017326, 4525989, 6034652, 9051978, 18103956]

約数ペア:

[(1, 18103956), (2, 9051978), (3, 6034652), (4, 4525989), (6, 3017326), (12, 1508663), (13, 1392612), (26, 696306), (39, 464204), (52, 348153), (78, 232102), (79, 229164), (113, 160212), (156, 116051), (158, 114582), (169, 107124), (226, 80106), (237, 76388), (316, 57291), (338, 53562), (339, 53404), (452, 40053), (474, 38194), (507, 35708), (676, 26781), (678, 26702), (948, 19097), (1014, 17854), (1027, 17628), (1356, 13351), (1469, 12324), (2028, 8927), (2054, 8814), (2938, 6162), (3081, 5876), (4108, 4407)]