21887202992

素因数分解:

$2^4\times {\mathrm{15727}}^1\times {\mathrm{86981}}^1$

素因数の和:102716

約数の個数: 20

約数和(自身を含む): 42409639776

約数和(自身を除く): 20522436784

約数列:

[1, 2, 4, 8, 16, 15727, 31454, 62908, 86981, 125816, 173962, 251632, 347924, 695848, 1391696, 1367950187, 2735900374, 5471800748, 10943601496, 21887202992]

約数ペア:

[(1, 21887202992), (2, 10943601496), (4, 5471800748), (8, 2735900374), (16, 1367950187), (15727, 1391696), (31454, 695848), (62908, 347924), (86981, 251632), (125816, 173962)]