19229970176

素因数分解:

$2^8\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{7487}}^1$

素因数の和:7709

約数の個数: 72

約数和(自身を含む): 39182008320

約数和(自身を除く): 19952038144

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 127, 128, 158, 254, 256, 316, 508, 632, 1016, 1264, 2032, 2528, 4064, 5056, 7487, 8128, 10033, 10112, 14974, 16256, 20066, 20224, 29948, 32512, 40132, 59896, 80264, 119792, 160528, 239584, 321056, 479168, 591473, 642112, 950849, 958336, 1182946, 1284224, 1901698, 1916672, 2365892, 2568448, 3803396, 4731784, 7606792, 9463568, 15213584, 18927136, 30427168, 37854272, 60854336, 75117071, 75708544, 121708672, 150234142, 151417088, 243417344, 300468284, 600936568, 1201873136, 2403746272, 4807492544, 9614985088, 19229970176]

約数ペア:

[(1, 19229970176), (2, 9614985088), (4, 4807492544), (8, 2403746272), (16, 1201873136), (32, 600936568), (64, 300468284), (79, 243417344), (127, 151417088), (128, 150234142), (158, 121708672), (254, 75708544), (256, 75117071), (316, 60854336), (508, 37854272), (632, 30427168), (1016, 18927136), (1264, 15213584), (2032, 9463568), (2528, 7606792), (4064, 4731784), (5056, 3803396), (7487, 2568448), (8128, 2365892), (10033, 1916672), (10112, 1901698), (14974, 1284224), (16256, 1182946), (20066, 958336), (20224, 950849), (29948, 642112), (32512, 591473), (40132, 479168), (59896, 321056), (80264, 239584), (119792, 160528)]