19423705

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 27972864

約数和(自身を除く): 8549159

約数列:

[1, 5, 7, 35, 37, 53, 185, 259, 265, 283, 371, 1295, 1415, 1855, 1961, 1981, 9805, 9905, 10471, 13727, 14999, 52355, 68635, 73297, 74995, 104993, 366485, 524965, 554963, 2774815, 3884741, 19423705]

約数ペア:

[(1, 19423705), (5, 3884741), (7, 2774815), (35, 554963), (37, 524965), (53, 366485), (185, 104993), (259, 74995), (265, 73297), (283, 68635), (371, 52355), (1295, 14999), (1415, 13727), (1855, 10471), (1961, 9905), (1981, 9805)]