19065045

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 32308992

約数和(自身を除く): 13243947

約数列:

[1, 3, 5, 15, 23, 69, 73, 115, 219, 345, 365, 757, 1095, 1679, 2271, 3785, 5037, 8395, 11355, 17411, 25185, 52233, 55261, 87055, 165783, 261165, 276305, 828915, 1271003, 3813009, 6355015, 19065045]

約数ペア:

[(1, 19065045), (3, 6355015), (5, 3813009), (15, 1271003), (23, 828915), (69, 276305), (73, 261165), (115, 165783), (219, 87055), (345, 55261), (365, 52233), (757, 25185), (1095, 17411), (1679, 11355), (2271, 8395), (3785, 5037)]