20990952

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{6203}}^1$

素因数の和:6262

約数の個数: 48

約数和(自身を含む): 58069440

約数和(自身を除く): 37078488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 6203, 12406, 18609, 24812, 37218, 49624, 55827, 74436, 111654, 148872, 223308, 291541, 446616, 583082, 874623, 1166164, 1749246, 2332328, 2623869, 3498492, 5247738, 6996984, 10495476, 20990952]

約数ペア:

[(1, 20990952), (2, 10495476), (3, 6996984), (4, 5247738), (6, 3498492), (8, 2623869), (9, 2332328), (12, 1749246), (18, 1166164), (24, 874623), (36, 583082), (47, 446616), (72, 291541), (94, 223308), (141, 148872), (188, 111654), (282, 74436), (376, 55827), (423, 49624), (564, 37218), (846, 24812), (1128, 18609), (1692, 12406), (3384, 6203)]