20818335

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{60343}}^1$

素因数の和:60374

約数の個数: 16

約数和(自身を含む): 34758144

約数和(自身を除く): 13939809

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 60343, 181029, 301715, 905145, 1387889, 4163667, 6939445, 20818335]

約数ペア:

[(1, 20818335), (3, 6939445), (5, 4163667), (15, 1387889), (23, 905145), (69, 301715), (115, 181029), (345, 60343)]