20119786674

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{331}}^1\times {\mathrm{2897}}^1$

素因数の和:3515

約数の個数: 64

約数和(自身を含む): 43642488960

約数和(自身を除く): 23522702286

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 269, 331, 538, 662, 807, 993, 1614, 1986, 2897, 3497, 4303, 5794, 6994, 8606, 8691, 10491, 12909, 17382, 20982, 25818, 37661, 75322, 89039, 112983, 178078, 225966, 267117, 534234, 779293, 958907, 1157507, 1558586, 1917814, 2315014, 2337879, 2876721, 3472521, 4675758, 5753442, 6945042, 10130809, 12465791, 20261618, 24931582, 30392427, 37397373, 60784854, 74794746, 257945983, 515891966, 773837949, 1547675898, 3353297779, 6706595558, 10059893337, 20119786674]

約数ペア:

[(1, 20119786674), (2, 10059893337), (3, 6706595558), (6, 3353297779), (13, 1547675898), (26, 773837949), (39, 515891966), (78, 257945983), (269, 74794746), (331, 60784854), (538, 37397373), (662, 30392427), (807, 24931582), (993, 20261618), (1614, 12465791), (1986, 10130809), (2897, 6945042), (3497, 5753442), (4303, 4675758), (5794, 3472521), (6994, 2876721), (8606, 2337879), (8691, 2315014), (10491, 1917814), (12909, 1558586), (17382, 1157507), (20982, 958907), (25818, 779293), (37661, 534234), (75322, 267117), (89039, 225966), (112983, 178078)]