19038915

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{20147}}^1$

素因数の和:20168

約数の個数: 32

約数和(自身を含む): 38684160

約数和(自身を除く): 19645245

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 20147, 60441, 100735, 141029, 181323, 302205, 423087, 543969, 705145, 906615, 1269261, 2115435, 2719845, 3807783, 6346305, 19038915]

約数ペア:

[(1, 19038915), (3, 6346305), (5, 3807783), (7, 2719845), (9, 2115435), (15, 1269261), (21, 906615), (27, 705145), (35, 543969), (45, 423087), (63, 302205), (105, 181323), (135, 141029), (189, 100735), (315, 60441), (945, 20147)]