20175441244

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1\times {\mathrm{661}}^1$

素因数の和:1067

約数の個数: 96

約数和(自身を含む): 41927542272

約数和(自身を除く): 21752101028

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 101, 172, 202, 251, 301, 404, 502, 602, 661, 707, 1004, 1204, 1322, 1414, 1757, 2644, 2828, 3514, 4343, 4627, 7028, 8686, 9254, 10793, 17372, 18508, 21586, 25351, 28423, 30401, 43172, 50702, 56846, 60802, 66761, 75551, 101404, 113692, 121604, 133522, 151102, 165911, 177457, 198961, 267044, 302204, 331822, 354914, 397922, 467327, 663644, 709828, 795844, 934654, 1090093, 1161377, 1869308, 2180186, 2322754, 2870723, 4360372, 4645508, 5741446, 7134173, 7630651, 11482892, 14268346, 15261302, 16757011, 20095061, 28536692, 30522604, 33514022, 40190122, 49939211, 67028044, 80380244, 99878422, 117299077, 199756844, 234598154, 469196308, 720551473, 1441102946, 2882205892, 5043860311, 10087720622, 20175441244]

約数ペア:

[(1, 20175441244), (2, 10087720622), (4, 5043860311), (7, 2882205892), (14, 1441102946), (28, 720551473), (43, 469196308), (86, 234598154), (101, 199756844), (172, 117299077), (202, 99878422), (251, 80380244), (301, 67028044), (404, 49939211), (502, 40190122), (602, 33514022), (661, 30522604), (707, 28536692), (1004, 20095061), (1204, 16757011), (1322, 15261302), (1414, 14268346), (1757, 11482892), (2644, 7630651), (2828, 7134173), (3514, 5741446), (4343, 4645508), (4627, 4360372), (7028, 2870723), (8686, 2322754), (9254, 2180186), (10793, 1869308), (17372, 1161377), (18508, 1090093), (21586, 934654), (25351, 795844), (28423, 709828), (30401, 663644), (43172, 467327), (50702, 397922), (56846, 354914), (60802, 331822), (66761, 302204), (75551, 267044), (101404, 198961), (113692, 177457), (121604, 165911), (133522, 151102)]