20172215404

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:676

約数の個数: 96

約数和(自身を含む): 39844224000

約数和(自身を除く): 19672008596

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 121, 149, 236, 242, 298, 431, 484, 596, 649, 862, 1298, 1331, 1639, 1724, 2596, 2662, 3278, 4741, 5324, 6556, 7139, 8791, 9482, 14278, 17582, 18029, 18964, 25429, 28556, 35164, 36058, 50858, 52151, 64219, 72116, 78529, 96701, 101716, 104302, 128438, 157058, 193402, 198319, 208604, 256876, 279719, 314116, 386804, 396638, 559438, 573661, 706409, 793276, 1063711, 1118876, 1147322, 1412818, 2127422, 2294644, 2825636, 3076909, 3788921, 4254844, 6153818, 7577842, 7770499, 11700821, 12307636, 15155684, 15540998, 23401642, 31081996, 33845999, 41678131, 46803284, 67691998, 83356262, 85475489, 135383996, 166712524, 170950978, 341901956, 458459441, 916918882, 1833837764, 5043053851, 10086107702, 20172215404]

約数ペア:

[(1, 20172215404), (2, 10086107702), (4, 5043053851), (11, 1833837764), (22, 916918882), (44, 458459441), (59, 341901956), (118, 170950978), (121, 166712524), (149, 135383996), (236, 85475489), (242, 83356262), (298, 67691998), (431, 46803284), (484, 41678131), (596, 33845999), (649, 31081996), (862, 23401642), (1298, 15540998), (1331, 15155684), (1639, 12307636), (1724, 11700821), (2596, 7770499), (2662, 7577842), (3278, 6153818), (4741, 4254844), (5324, 3788921), (6556, 3076909), (7139, 2825636), (8791, 2294644), (9482, 2127422), (14278, 1412818), (17582, 1147322), (18029, 1118876), (18964, 1063711), (25429, 793276), (28556, 706409), (35164, 573661), (36058, 559438), (50858, 396638), (52151, 386804), (64219, 314116), (72116, 279719), (78529, 256876), (96701, 208604), (101716, 198319), (104302, 193402), (128438, 157058)]