20797347956

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2713}}^1\times {\mathrm{24889}}^1$

素因数の和:27624

約数の個数: 48

約数和(自身を含む): 45394581120

約数和(自身を除く): 24597233164

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 2713, 5426, 10852, 18991, 24889, 29843, 37982, 49778, 59686, 75964, 99556, 119372, 174223, 208901, 273779, 348446, 417802, 547558, 696892, 835604, 1095116, 1916453, 3832906, 7665812, 67523857, 135047714, 270095428, 472666999, 742762427, 945333998, 1485524854, 1890667996, 2971049708, 5199336989, 10398673978, 20797347956]

約数ペア:

[(1, 20797347956), (2, 10398673978), (4, 5199336989), (7, 2971049708), (11, 1890667996), (14, 1485524854), (22, 945333998), (28, 742762427), (44, 472666999), (77, 270095428), (154, 135047714), (308, 67523857), (2713, 7665812), (5426, 3832906), (10852, 1916453), (18991, 1095116), (24889, 835604), (29843, 696892), (37982, 547558), (49778, 417802), (59686, 348446), (75964, 273779), (99556, 208901), (119372, 174223)]