2019223568

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{887}}^1\times {\mathrm{1801}}^1$

素因数の和:2775

約数の個数: 40

約数和(自身を含む): 3968436480

約数和(自身を除く): 1949212912

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 887, 1264, 1774, 1801, 3548, 3602, 7096, 7204, 14192, 14408, 28816, 70073, 140146, 142279, 280292, 284558, 560584, 569116, 1121168, 1138232, 1597487, 2276464, 3194974, 6389948, 12779896, 25559792, 126201473, 252402946, 504805892, 1009611784, 2019223568]

約数ペア:

[(1, 2019223568), (2, 1009611784), (4, 504805892), (8, 252402946), (16, 126201473), (79, 25559792), (158, 12779896), (316, 6389948), (632, 3194974), (887, 2276464), (1264, 1597487), (1774, 1138232), (1801, 1121168), (3548, 569116), (3602, 560584), (7096, 284558), (7204, 280292), (14192, 142279), (14408, 140146), (28816, 70073)]