20533448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1103}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 41731200

約数和(自身を除く): 21197752

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 179, 358, 716, 1103, 1432, 2206, 2327, 4412, 4654, 8824, 9308, 14339, 18616, 28678, 57356, 114712, 197437, 394874, 789748, 1579496, 2566681, 5133362, 10266724, 20533448]

約数ペア:

[(1, 20533448), (2, 10266724), (4, 5133362), (8, 2566681), (13, 1579496), (26, 789748), (52, 394874), (104, 197437), (179, 114712), (358, 57356), (716, 28678), (1103, 18616), (1432, 14339), (2206, 9308), (2327, 8824), (4412, 4654)]