25477138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 42408000

約数和(自身を除く): 16930862

約数列:

[1, 2, 19, 29, 38, 58, 61, 122, 379, 551, 758, 1102, 1159, 1769, 2318, 3538, 7201, 10991, 14402, 21982, 23119, 33611, 46238, 67222, 208829, 417658, 439261, 670451, 878522, 1340902, 12738569, 25477138]

約数ペア:

[(1, 25477138), (2, 12738569), (19, 1340902), (29, 878522), (38, 670451), (58, 439261), (61, 417658), (122, 208829), (379, 67222), (551, 46238), (758, 33611), (1102, 23119), (1159, 21982), (1769, 14402), (2318, 10991), (3538, 7201)]