18558204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{220931}}^1$

素因数の和:220945

約数の個数: 24

約数和(自身を含む): 49488768

約数和(自身を除く): 30930564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 220931, 441862, 662793, 883724, 1325586, 1546517, 2651172, 3093034, 4639551, 6186068, 9279102, 18558204]

約数ペア:

[(1, 18558204), (2, 9279102), (3, 6186068), (4, 4639551), (6, 3093034), (7, 2651172), (12, 1546517), (14, 1325586), (21, 883724), (28, 662793), (42, 441862), (84, 220931)]