19904937582

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{12829}}^1$

素因数の和:13141

約数の個数: 64

約数和(自身を含む): 42474484800

約数和(自身を除く): 22569547218

約数列:

[1, 2, 3, 6, 29, 37, 58, 74, 87, 111, 174, 222, 241, 482, 723, 1073, 1446, 2146, 3219, 6438, 6989, 8917, 12829, 13978, 17834, 20967, 25658, 26751, 38487, 41934, 53502, 76974, 258593, 372041, 474673, 517186, 744082, 775779, 949346, 1116123, 1424019, 1551558, 2232246, 2848038, 3091789, 6183578, 9275367, 13765517, 18550734, 27531034, 41296551, 82593102, 89661881, 114396193, 179323762, 228792386, 268985643, 343188579, 537971286, 686377158, 3317489597, 6634979194, 9952468791, 19904937582]

約数ペア:

[(1, 19904937582), (2, 9952468791), (3, 6634979194), (6, 3317489597), (29, 686377158), (37, 537971286), (58, 343188579), (74, 268985643), (87, 228792386), (111, 179323762), (174, 114396193), (222, 89661881), (241, 82593102), (482, 41296551), (723, 27531034), (1073, 18550734), (1446, 13765517), (2146, 9275367), (3219, 6183578), (6438, 3091789), (6989, 2848038), (8917, 2232246), (12829, 1551558), (13978, 1424019), (17834, 1116123), (20967, 949346), (25658, 775779), (26751, 744082), (38487, 517186), (41934, 474673), (53502, 372041), (76974, 258593)]