51978832

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2803}}^1$

素因数の和:2891

約数の個数: 40

約数和(自身を含む): 107785760

約数和(自身を除く): 55806928

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 2318, 2803, 4636, 5606, 9272, 11212, 18544, 22424, 44848, 53257, 106514, 170983, 213028, 341966, 426056, 683932, 852112, 1367864, 2735728, 3248677, 6497354, 12994708, 25989416, 51978832]

約数ペア:

[(1, 51978832), (2, 25989416), (4, 12994708), (8, 6497354), (16, 3248677), (19, 2735728), (38, 1367864), (61, 852112), (76, 683932), (122, 426056), (152, 341966), (244, 213028), (304, 170983), (488, 106514), (976, 53257), (1159, 44848), (2318, 22424), (2803, 18544), (4636, 11212), (5606, 9272)]