19405442

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{733}}^1$

素因数の和:834

約数の個数: 32

約数和(自身を含む): 34950144

約数和(自身を除く): 15544702

約数列:

[1, 2, 7, 14, 31, 61, 62, 122, 217, 427, 434, 733, 854, 1466, 1891, 3782, 5131, 10262, 13237, 22723, 26474, 44713, 45446, 89426, 159061, 312991, 318122, 625982, 1386103, 2772206, 9702721, 19405442]

約数ペア:

[(1, 19405442), (2, 9702721), (7, 2772206), (14, 1386103), (31, 625982), (61, 318122), (62, 312991), (122, 159061), (217, 89426), (427, 45446), (434, 44713), (733, 26474), (854, 22723), (1466, 13237), (1891, 10262), (3782, 5131)]