19674801

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:861

約数の個数: 24

約数和(自身を含む): 29679104

約数和(自身を除く): 10004303

約数列:

[1, 3, 9, 31, 93, 97, 279, 291, 727, 873, 2181, 3007, 6543, 9021, 22537, 27063, 67611, 70519, 202833, 211557, 634671, 2186089, 6558267, 19674801]

約数ペア:

[(1, 19674801), (3, 6558267), (9, 2186089), (31, 634671), (93, 211557), (97, 202833), (279, 70519), (291, 67611), (727, 27063), (873, 22537), (2181, 9021), (3007, 6543)]