19698189

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2399}}^1$

素因数の和:2449

約数の個数: 32

約数和(自身を含む): 33177600

約数和(自身を除く): 13479411

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2399, 2737, 7197, 8211, 16793, 40783, 50379, 55177, 122349, 165531, 285481, 386239, 856443, 938009, 1158717, 2814027, 6566063, 19698189]

約数ペア:

[(1, 19698189), (3, 6566063), (7, 2814027), (17, 1158717), (21, 938009), (23, 856443), (51, 386239), (69, 285481), (119, 165531), (161, 122349), (357, 55177), (391, 50379), (483, 40783), (1173, 16793), (2399, 8211), (2737, 7197)]