20105204084

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{11821}}^1$

素因数の和:12013

約数の個数: 96

約数和(自身を含む): 44488550400

約数和(自身を除く): 24383346316

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 92, 133, 139, 161, 266, 278, 322, 437, 532, 556, 644, 874, 973, 1748, 1946, 2641, 3059, 3197, 3892, 5282, 6118, 6394, 10564, 11821, 12236, 12788, 18487, 22379, 23642, 36974, 44758, 47284, 60743, 73948, 82747, 89516, 121486, 165494, 224599, 242972, 271883, 330988, 425201, 449198, 543766, 850402, 898396, 1087532, 1572193, 1643119, 1700804, 1903181, 3144386, 3286238, 3806362, 5165777, 6288772, 6572476, 7612724, 10331554, 11501833, 20663108, 23003666, 31219261, 36160439, 37791737, 46007332, 62438522, 72320878, 75583474, 124877044, 144641756, 151166948, 218534827, 264542159, 437069654, 529084318, 718043003, 874139308, 1058168636, 1436086006, 2872172012, 5026301021, 10052602042, 20105204084]

約数ペア:

[(1, 20105204084), (2, 10052602042), (4, 5026301021), (7, 2872172012), (14, 1436086006), (19, 1058168636), (23, 874139308), (28, 718043003), (38, 529084318), (46, 437069654), (76, 264542159), (92, 218534827), (133, 151166948), (139, 144641756), (161, 124877044), (266, 75583474), (278, 72320878), (322, 62438522), (437, 46007332), (532, 37791737), (556, 36160439), (644, 31219261), (874, 23003666), (973, 20663108), (1748, 11501833), (1946, 10331554), (2641, 7612724), (3059, 6572476), (3197, 6288772), (3892, 5165777), (5282, 3806362), (6118, 3286238), (6394, 3144386), (10564, 1903181), (11821, 1700804), (12236, 1643119), (12788, 1572193), (18487, 1087532), (22379, 898396), (23642, 850402), (36974, 543766), (44758, 449198), (47284, 425201), (60743, 330988), (73948, 271883), (82747, 242972), (89516, 224599), (121486, 165494)]