18215955

素因数分解:

$3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2287}}^1$

素因数の和:2360

約数の個数: 32

約数和(自身を含む): 32947200

約数和(自身を除く): 14731245

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 135, 177, 295, 531, 885, 1593, 2287, 2655, 6861, 7965, 11435, 20583, 34305, 61749, 102915, 134933, 308745, 404799, 674665, 1214397, 2023995, 3643191, 6071985, 18215955]

約数ペア:

[(1, 18215955), (3, 6071985), (5, 3643191), (9, 2023995), (15, 1214397), (27, 674665), (45, 404799), (59, 308745), (135, 134933), (177, 102915), (295, 61749), (531, 34305), (885, 20583), (1593, 11435), (2287, 7965), (2655, 6861)]