20156522804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{238471}}^1$

素因数の和:238616

約数の個数: 48

約数和(自身を含む): 41104941696

約数和(自身を除く): 20948418892

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 113, 187, 226, 374, 452, 748, 1243, 1921, 2486, 3842, 4972, 7684, 21131, 42262, 84524, 238471, 476942, 953884, 2623181, 4054007, 5246362, 8108014, 10492724, 16216028, 26947223, 44594077, 53894446, 89188154, 107788892, 178376308, 296419453, 458102791, 592838906, 916205582, 1185677812, 1832411164, 5039130701, 10078261402, 20156522804]

約数ペア:

[(1, 20156522804), (2, 10078261402), (4, 5039130701), (11, 1832411164), (17, 1185677812), (22, 916205582), (34, 592838906), (44, 458102791), (68, 296419453), (113, 178376308), (187, 107788892), (226, 89188154), (374, 53894446), (452, 44594077), (748, 26947223), (1243, 16216028), (1921, 10492724), (2486, 8108014), (3842, 5246362), (4972, 4054007), (7684, 2623181), (21131, 953884), (42262, 476942), (84524, 238471)]