20951256

素因数分解:

$2^3\times 3^1\times {\mathrm{353}}^1\times {\mathrm{2473}}^1$

素因数の和:2835

約数の個数: 32

約数和(自身を含む): 52547760

約数和(自身を除く): 31596504

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 353, 706, 1059, 1412, 2118, 2473, 2824, 4236, 4946, 7419, 8472, 9892, 14838, 19784, 29676, 59352, 872969, 1745938, 2618907, 3491876, 5237814, 6983752, 10475628, 20951256]

約数ペア:

[(1, 20951256), (2, 10475628), (3, 6983752), (4, 5237814), (6, 3491876), (8, 2618907), (12, 1745938), (24, 872969), (353, 59352), (706, 29676), (1059, 19784), (1412, 14838), (2118, 9892), (2473, 8472), (2824, 7419), (4236, 4946)]