19787652

素因数分解:

$2^2\times 3^4\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:562

約数の個数: 60

約数和(自身を含む): 52192140

約数和(自身を除く): 32404488

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 157, 162, 314, 324, 389, 471, 628, 778, 942, 1167, 1413, 1556, 1884, 2334, 2826, 3501, 4239, 4668, 5652, 7002, 8478, 10503, 12717, 14004, 16956, 21006, 25434, 31509, 42012, 50868, 61073, 63018, 122146, 126036, 183219, 244292, 366438, 549657, 732876, 1099314, 1648971, 2198628, 3297942, 4946913, 6595884, 9893826, 19787652]

約数ペア:

[(1, 19787652), (2, 9893826), (3, 6595884), (4, 4946913), (6, 3297942), (9, 2198628), (12, 1648971), (18, 1099314), (27, 732876), (36, 549657), (54, 366438), (81, 244292), (108, 183219), (157, 126036), (162, 122146), (314, 63018), (324, 61073), (389, 50868), (471, 42012), (628, 31509), (778, 25434), (942, 21006), (1167, 16956), (1413, 14004), (1556, 12717), (1884, 10503), (2334, 8478), (2826, 7002), (3501, 5652), (4239, 4668)]