20217634536

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1\times {\mathrm{1889}}^1$

素因数の和:2551

約数の個数: 128

約数和(自身を含む): 56043187200

約数和(自身を除く): 35825552664

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 71, 88, 132, 142, 213, 264, 284, 426, 568, 571, 781, 852, 1142, 1562, 1704, 1713, 1889, 2284, 2343, 3124, 3426, 3778, 4568, 4686, 5667, 6248, 6281, 6852, 7556, 9372, 11334, 12562, 13704, 15112, 18744, 18843, 20779, 22668, 25124, 37686, 40541, 41558, 45336, 50248, 62337, 75372, 81082, 83116, 121623, 124674, 134119, 150744, 162164, 166232, 243246, 249348, 268238, 324328, 402357, 445951, 486492, 498696, 536476, 804714, 891902, 972984, 1072952, 1078619, 1337853, 1475309, 1609428, 1783804, 2157238, 2675706, 2950618, 3218856, 3235857, 3567608, 4314476, 4425927, 5351412, 5901236, 6471714, 8628952, 8851854, 10702824, 11802472, 11864809, 12943428, 17703708, 23729618, 25886856, 35407416, 35594427, 47459236, 71188854, 76581949, 94918472, 142377708, 153163898, 229745847, 284755416, 306327796, 459491694, 612655592, 842401439, 918983388, 1684802878, 1837966776, 2527204317, 3369605756, 5054408634, 6739211512, 10108817268, 20217634536]

約数ペア:

[(1, 20217634536), (2, 10108817268), (3, 6739211512), (4, 5054408634), (6, 3369605756), (8, 2527204317), (11, 1837966776), (12, 1684802878), (22, 918983388), (24, 842401439), (33, 612655592), (44, 459491694), (66, 306327796), (71, 284755416), (88, 229745847), (132, 153163898), (142, 142377708), (213, 94918472), (264, 76581949), (284, 71188854), (426, 47459236), (568, 35594427), (571, 35407416), (781, 25886856), (852, 23729618), (1142, 17703708), (1562, 12943428), (1704, 11864809), (1713, 11802472), (1889, 10702824), (2284, 8851854), (2343, 8628952), (3124, 6471714), (3426, 5901236), (3778, 5351412), (4568, 4425927), (4686, 4314476), (5667, 3567608), (6248, 3235857), (6281, 3218856), (6852, 2950618), (7556, 2675706), (9372, 2157238), (11334, 1783804), (12562, 1609428), (13704, 1475309), (15112, 1337853), (18744, 1078619), (18843, 1072952), (20779, 972984), (22668, 891902), (25124, 804714), (37686, 536476), (40541, 498696), (41558, 486492), (45336, 445951), (50248, 402357), (62337, 324328), (75372, 268238), (81082, 249348), (83116, 243246), (121623, 166232), (124674, 162164), (134119, 150744)]