18606445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 26780544

約数和(自身を除く): 8174099

約数列:

[1, 5, 11, 13, 53, 55, 65, 143, 265, 491, 583, 689, 715, 2455, 2915, 3445, 5401, 6383, 7579, 26023, 27005, 31915, 37895, 70213, 130115, 286253, 338299, 351065, 1431265, 1691495, 3721289, 18606445]

約数ペア:

[(1, 18606445), (5, 3721289), (11, 1691495), (13, 1431265), (53, 351065), (55, 338299), (65, 286253), (143, 130115), (265, 70213), (491, 37895), (583, 31915), (689, 27005), (715, 26023), (2455, 7579), (2915, 6383), (3445, 5401)]