18708060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{44543}}^1$

素因数の和:44562

約数の個数: 48

約数和(自身を含む): 59867136

約数和(自身を除く): 41159076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 44543, 89086, 133629, 178172, 222715, 267258, 311801, 445430, 534516, 623602, 668145, 890860, 935403, 1247204, 1336290, 1559005, 1870806, 2672580, 3118010, 3741612, 4677015, 6236020, 9354030, 18708060]

約数ペア:

[(1, 18708060), (2, 9354030), (3, 6236020), (4, 4677015), (5, 3741612), (6, 3118010), (7, 2672580), (10, 1870806), (12, 1559005), (14, 1336290), (15, 1247204), (20, 935403), (21, 890860), (28, 668145), (30, 623602), (35, 534516), (42, 445430), (60, 311801), (70, 267258), (84, 222715), (105, 178172), (140, 133629), (210, 89086), (420, 44543)]