20003218938

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{15651971}}^1$

素因数の和:15652050

約数の個数: 24

約数和(自身を含む): 43950737376

約数和(自身を除く): 23947518438

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 15651971, 31303942, 46955913, 93911826, 140867739, 281735478, 1111289941, 2222579882, 3333869823, 6667739646, 10001609469, 20003218938]

約数ペア:

[(1, 20003218938), (2, 10001609469), (3, 6667739646), (6, 3333869823), (9, 2222579882), (18, 1111289941), (71, 281735478), (142, 140867739), (213, 93911826), (426, 46955913), (639, 31303942), (1278, 15651971)]