20655068

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{6199}}^1$

素因数の和:6234

約数の個数: 36

約数和(自身を含む): 44528400

約数和(自身を除く): 23873332

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 6199, 12398, 24796, 43393, 86786, 105383, 173572, 210766, 303751, 421532, 607502, 737681, 1215004, 1475362, 2950724, 5163767, 10327534, 20655068]

約数ペア:

[(1, 20655068), (2, 10327534), (4, 5163767), (7, 2950724), (14, 1475362), (17, 1215004), (28, 737681), (34, 607502), (49, 421532), (68, 303751), (98, 210766), (119, 173572), (196, 105383), (238, 86786), (476, 43393), (833, 24796), (1666, 12398), (3332, 6199)]