20151139994

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{509}}^1\times {\mathrm{3691}}^1$

素因数の和:4406

約数の個数: 32

約数和(自身を含む): 31452295680

約数和(自身を除く): 11301155686

約数列:

[1, 2, 31, 62, 173, 346, 509, 1018, 3691, 5363, 7382, 10726, 15779, 31558, 88057, 114421, 176114, 228842, 638543, 1277086, 1878719, 2729767, 3757438, 5459534, 19794833, 39589666, 58240289, 116480578, 325018387, 650036774, 10075569997, 20151139994]

約数ペア:

[(1, 20151139994), (2, 10075569997), (31, 650036774), (62, 325018387), (173, 116480578), (346, 58240289), (509, 39589666), (1018, 19794833), (3691, 5459534), (5363, 3757438), (7382, 2729767), (10726, 1878719), (15779, 1277086), (31558, 638543), (88057, 228842), (114421, 176114)]