20030355

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6451}}^1$

素因数の和:6488

約数の個数: 32

約数和(自身を含む): 37163520

約数和(自身を除く): 17133165

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 6451, 19353, 32255, 58059, 96765, 148373, 174177, 290295, 445119, 741865, 870885, 1335357, 2225595, 4006071, 6676785, 20030355]

約数ペア:

[(1, 20030355), (3, 6676785), (5, 4006071), (9, 2225595), (15, 1335357), (23, 870885), (27, 741865), (45, 445119), (69, 290295), (115, 174177), (135, 148373), (207, 96765), (345, 58059), (621, 32255), (1035, 19353), (3105, 6451)]