15320188

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:334

約数の個数: 36

約数和(自身を含む): 29422008

約数和(自身を除く): 14101820

約数列:

[1, 2, 4, 13, 26, 52, 131, 169, 173, 262, 338, 346, 524, 676, 692, 1703, 2249, 3406, 4498, 6812, 8996, 22139, 22663, 29237, 44278, 45326, 58474, 88556, 90652, 116948, 294619, 589238, 1178476, 3830047, 7660094, 15320188]

約数ペア:

[(1, 15320188), (2, 7660094), (4, 3830047), (13, 1178476), (26, 589238), (52, 294619), (131, 116948), (169, 90652), (173, 88556), (262, 58474), (338, 45326), (346, 44278), (524, 29237), (676, 22663), (692, 22139), (1703, 8996), (2249, 6812), (3406, 4498)]