19893345

素因数分解:

$3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{5503}}^1$

素因数の和:5752

約数の個数: 16

約数和(自身を含む): 31967232

約数和(自身を除く): 12073887

約数列:

[1, 3, 5, 15, 241, 723, 1205, 3615, 5503, 16509, 27515, 82545, 1326223, 3978669, 6631115, 19893345]

約数ペア:

[(1, 19893345), (3, 6631115), (5, 3978669), (15, 1326223), (241, 82545), (723, 27515), (1205, 16509), (3615, 5503)]