20879864

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1427}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 41126400

約数和(自身を除く): 20246536

約数列:

[1, 2, 4, 8, 31, 59, 62, 118, 124, 236, 248, 472, 1427, 1829, 2854, 3658, 5708, 7316, 11416, 14632, 44237, 84193, 88474, 168386, 176948, 336772, 353896, 673544, 2609983, 5219966, 10439932, 20879864]

約数ペア:

[(1, 20879864), (2, 10439932), (4, 5219966), (8, 2609983), (31, 673544), (59, 353896), (62, 336772), (118, 176948), (124, 168386), (236, 88474), (248, 84193), (472, 44237), (1427, 14632), (1829, 11416), (2854, 7316), (3658, 5708)]