20078876204

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{17851}}^1$

素因数の和:18126

約数の個数: 48

約数和(自身を含む): 37237272576

約数和(自身を除く): 17158396372

約数列:

[1, 2, 4, 31, 47, 62, 94, 124, 188, 193, 386, 772, 1457, 2914, 5828, 5983, 9071, 11966, 17851, 18142, 23932, 35702, 36284, 71404, 281201, 553381, 562402, 838997, 1106762, 1124804, 1677994, 2213524, 3355988, 3445243, 6890486, 13780972, 26008907, 52017814, 104035628, 106802533, 161926421, 213605066, 323852842, 427210132, 647705684, 5019719051, 10039438102, 20078876204]

約数ペア:

[(1, 20078876204), (2, 10039438102), (4, 5019719051), (31, 647705684), (47, 427210132), (62, 323852842), (94, 213605066), (124, 161926421), (188, 106802533), (193, 104035628), (386, 52017814), (772, 26008907), (1457, 13780972), (2914, 6890486), (5828, 3445243), (5983, 3355988), (9071, 2213524), (11966, 1677994), (17851, 1124804), (18142, 1106762), (23932, 838997), (35702, 562402), (36284, 553381), (71404, 281201)]