20154528274

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{237733}}^1$

素因数の和:237874

約数の個数: 32

約数和(自身を含む): 33549022080

約数和(自身を除く): 13394493806

約数列:

[1, 2, 19, 23, 38, 46, 97, 194, 437, 874, 1843, 2231, 3686, 4462, 42389, 84778, 237733, 475466, 4516927, 5467859, 9033854, 10935718, 23060101, 46120202, 103889321, 207778642, 438141919, 530382323, 876283838, 1060764646, 10077264137, 20154528274]

約数ペア:

[(1, 20154528274), (2, 10077264137), (19, 1060764646), (23, 876283838), (38, 530382323), (46, 438141919), (97, 207778642), (194, 103889321), (437, 46120202), (874, 23060101), (1843, 10935718), (2231, 9033854), (3686, 5467859), (4462, 4516927), (42389, 475466), (84778, 237733)]