20275395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6229}}^1$

素因数の和:6275

約数の個数: 32

約数和(自身を含む): 38277120

約数和(自身を除く): 18001725

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 6229, 18687, 31145, 43603, 93435, 130809, 193099, 218015, 579297, 654045, 965495, 1351693, 2896485, 4055079, 6758465, 20275395]

約数ペア:

[(1, 20275395), (3, 6758465), (5, 4055079), (7, 2896485), (15, 1351693), (21, 965495), (31, 654045), (35, 579297), (93, 218015), (105, 193099), (155, 130809), (217, 93435), (465, 43603), (651, 31145), (1085, 18687), (3255, 6229)]