19621278

素因数分解:

$2^1\times 3^5\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:923

約数の個数: 48

約数和(自身を含む): 45077760

約数和(自身を除く): 25456482

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 81, 94, 141, 162, 243, 282, 423, 486, 846, 859, 1269, 1718, 2538, 2577, 3807, 5154, 7614, 7731, 11421, 15462, 22842, 23193, 40373, 46386, 69579, 80746, 121119, 139158, 208737, 242238, 363357, 417474, 726714, 1090071, 2180142, 3270213, 6540426, 9810639, 19621278]

約数ペア:

[(1, 19621278), (2, 9810639), (3, 6540426), (6, 3270213), (9, 2180142), (18, 1090071), (27, 726714), (47, 417474), (54, 363357), (81, 242238), (94, 208737), (141, 139158), (162, 121119), (243, 80746), (282, 69579), (423, 46386), (486, 40373), (846, 23193), (859, 22842), (1269, 15462), (1718, 11421), (2538, 7731), (2577, 7614), (3807, 5154)]