19561270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{85049}}^1$

素因数の和:85079

約数の個数: 16

約数和(自身を含む): 36741600

約数和(自身を除く): 17180330

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 85049, 170098, 425245, 850490, 1956127, 3912254, 9780635, 19561270]

約数ペア:

[(1, 19561270), (2, 9780635), (5, 3912254), (10, 1956127), (23, 850490), (46, 425245), (115, 170098), (230, 85049)]