20239540018

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1\times {\mathrm{7253}}^1$

素因数の和:7662

約数の個数: 32

約数和(自身を含む): 31329445680

約数和(自身を除く): 11089905662

約数列:

[1, 2, 61, 89, 122, 178, 257, 514, 5429, 7253, 10858, 14506, 15677, 22873, 31354, 45746, 442433, 645517, 884866, 1291034, 1395253, 1864021, 2790506, 3728042, 39376537, 78753074, 113705281, 165897869, 227410562, 331795738, 10119770009, 20239540018]

約数ペア:

[(1, 20239540018), (2, 10119770009), (61, 331795738), (89, 227410562), (122, 165897869), (178, 113705281), (257, 78753074), (514, 39376537), (5429, 3728042), (7253, 2790506), (10858, 1864021), (14506, 1395253), (15677, 1291034), (22873, 884866), (31354, 645517), (45746, 442433)]