19397718

素因数分解:

$2^1\times 3^5\times {\mathrm{167}}^1\times {\mathrm{239}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 44029440

約数和(自身を除く): 24631722

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 167, 239, 243, 334, 478, 486, 501, 717, 1002, 1434, 1503, 2151, 3006, 4302, 4509, 6453, 9018, 12906, 13527, 19359, 27054, 38718, 39913, 40581, 58077, 79826, 81162, 116154, 119739, 239478, 359217, 718434, 1077651, 2155302, 3232953, 6465906, 9698859, 19397718]

約数ペア:

[(1, 19397718), (2, 9698859), (3, 6465906), (6, 3232953), (9, 2155302), (18, 1077651), (27, 718434), (54, 359217), (81, 239478), (162, 119739), (167, 116154), (239, 81162), (243, 79826), (334, 58077), (478, 40581), (486, 39913), (501, 38718), (717, 27054), (1002, 19359), (1434, 13527), (1503, 12906), (2151, 9018), (3006, 6453), (4302, 4509)]