19953470

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{1187}}^1$

素因数の和:1276

約数の個数: 24

約数和(自身を含む): 36844632

約数和(自身を除く): 16891162

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1187, 1681, 2374, 3362, 5935, 8405, 11870, 16810, 48667, 97334, 243335, 486670, 1995347, 3990694, 9976735, 19953470]

約数ペア:

[(1, 19953470), (2, 9976735), (5, 3990694), (10, 1995347), (41, 486670), (82, 243335), (205, 97334), (410, 48667), (1187, 16810), (1681, 11870), (2374, 8405), (3362, 5935)]