31801528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{929}}^1$

素因数の和:1335

約数の個数: 32

約数和(自身を含む): 65286000

約数和(自身を除く): 33484472

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 389, 778, 929, 1556, 1858, 3112, 3716, 4279, 7432, 8558, 10219, 17116, 20438, 34232, 40876, 81752, 361381, 722762, 1445524, 2891048, 3975191, 7950382, 15900764, 31801528]

約数ペア:

[(1, 31801528), (2, 15900764), (4, 7950382), (8, 3975191), (11, 2891048), (22, 1445524), (44, 722762), (88, 361381), (389, 81752), (778, 40876), (929, 34232), (1556, 20438), (1858, 17116), (3112, 10219), (3716, 8558), (4279, 7432)]