18827178753

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1\times {\mathrm{4271}}^1$

素因数の和:4725

約数の個数: 32

約数和(自身を含む): 26056876032

約数和(自身を除く): 7229697279

約数列:

[1, 3, 37, 111, 151, 263, 453, 789, 4271, 5587, 9731, 12813, 16761, 29193, 39713, 119139, 158027, 474081, 644921, 1123273, 1469381, 1934763, 3369819, 4408143, 23862077, 41561101, 71586231, 124683303, 169614223, 508842669, 6275726251, 18827178753]

約数ペア:

[(1, 18827178753), (3, 6275726251), (37, 508842669), (111, 169614223), (151, 124683303), (263, 71586231), (453, 41561101), (789, 23862077), (4271, 4408143), (5587, 3369819), (9731, 1934763), (12813, 1469381), (16761, 1123273), (29193, 644921), (39713, 474081), (119139, 158027)]