20127839996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{269}}^1\times {\mathrm{599}}^1$

素因数の和:1067

約数の個数: 96

約数和(自身を含む): 41150592000

約数和(自身を除く): 21022752004

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 167, 187, 269, 334, 374, 538, 599, 668, 748, 1076, 1198, 1837, 2396, 2839, 2959, 3674, 4573, 5678, 5918, 6589, 7348, 9146, 10183, 11356, 11836, 13178, 18292, 20366, 26356, 31229, 40732, 44923, 50303, 62458, 89846, 100033, 100606, 112013, 124916, 161131, 179692, 200066, 201212, 224026, 322262, 400132, 448052, 494153, 644524, 763691, 988306, 1100363, 1527382, 1700561, 1772441, 1976612, 2200726, 2739227, 3054764, 3401122, 3544882, 4401452, 5478454, 6802244, 7089764, 8400601, 10956908, 16801202, 18706171, 26908877, 30131497, 33602404, 37412342, 53817754, 60262994, 74824684, 107635508, 120525988, 295997647, 457450909, 591995294, 914901818, 1183990588, 1829803636, 5031959999, 10063919998, 20127839996]

約数ペア:

[(1, 20127839996), (2, 10063919998), (4, 5031959999), (11, 1829803636), (17, 1183990588), (22, 914901818), (34, 591995294), (44, 457450909), (68, 295997647), (167, 120525988), (187, 107635508), (269, 74824684), (334, 60262994), (374, 53817754), (538, 37412342), (599, 33602404), (668, 30131497), (748, 26908877), (1076, 18706171), (1198, 16801202), (1837, 10956908), (2396, 8400601), (2839, 7089764), (2959, 6802244), (3674, 5478454), (4573, 4401452), (5678, 3544882), (5918, 3401122), (6589, 3054764), (7348, 2739227), (9146, 2200726), (10183, 1976612), (11356, 1772441), (11836, 1700561), (13178, 1527382), (18292, 1100363), (20366, 988306), (26356, 763691), (31229, 644524), (40732, 494153), (44923, 448052), (50303, 400132), (62458, 322262), (89846, 224026), (100033, 201212), (100606, 200066), (112013, 179692), (124916, 161131)]