20280358658

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{26687}}^1$

素因数の和:26847

約数の個数: 64

約数和(自身を含む): 38369230848

約数和(自身を除く): 18088872190

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 103, 119, 206, 217, 238, 434, 527, 721, 1054, 1442, 1751, 3193, 3502, 3689, 6386, 7378, 12257, 22351, 24514, 26687, 44702, 53374, 54281, 108562, 186809, 373618, 379967, 453679, 759934, 827297, 907358, 1654594, 2748761, 3175753, 5497522, 5791079, 6351506, 11582158, 14064049, 19241327, 28128098, 38482654, 46728937, 85211591, 93457874, 98448343, 170423182, 196896686, 327102559, 596481137, 654205118, 1192962274, 1448597047, 2897194094, 10140179329, 20280358658]

約数ペア:

[(1, 20280358658), (2, 10140179329), (7, 2897194094), (14, 1448597047), (17, 1192962274), (31, 654205118), (34, 596481137), (62, 327102559), (103, 196896686), (119, 170423182), (206, 98448343), (217, 93457874), (238, 85211591), (434, 46728937), (527, 38482654), (721, 28128098), (1054, 19241327), (1442, 14064049), (1751, 11582158), (3193, 6351506), (3502, 5791079), (3689, 5497522), (6386, 3175753), (7378, 2748761), (12257, 1654594), (22351, 907358), (24514, 827297), (26687, 759934), (44702, 453679), (53374, 379967), (54281, 373618), (108562, 186809)]