18835964

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{23197}}^1$

素因数の和:23237

約数の個数: 24

約数和(自身を含む): 38972640

約数和(自身を除く): 20136676

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 23197, 46394, 92788, 162379, 324758, 649516, 672713, 1345426, 2690852, 4708991, 9417982, 18835964]

約数ペア:

[(1, 18835964), (2, 9417982), (4, 4708991), (7, 2690852), (14, 1345426), (28, 672713), (29, 649516), (58, 324758), (116, 162379), (203, 92788), (406, 46394), (812, 23197)]