19561986

素因数分解:

$2^1\times 3^6\times {\mathrm{13417}}^1$

素因数の和:13437

約数の個数: 28

約数和(自身を含む): 43997622

約数和(自身を除く): 24435636

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 13417, 26834, 40251, 80502, 120753, 241506, 362259, 724518, 1086777, 2173554, 3260331, 6520662, 9780993, 19561986]

約数ペア:

[(1, 19561986), (2, 9780993), (3, 6520662), (6, 3260331), (9, 2173554), (18, 1086777), (27, 724518), (54, 362259), (81, 241506), (162, 120753), (243, 80502), (486, 40251), (729, 26834), (1458, 13417)]