16781306

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{4099}}^1$

素因数の和:4213

約数の個数: 16

約数和(自身を含む): 26568000

約数和(自身を除く): 9786694

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 4099, 8198, 94277, 188554, 364811, 729622, 8390653, 16781306]

約数ペア:

[(1, 16781306), (2, 8390653), (23, 729622), (46, 364811), (89, 188554), (178, 94277), (2047, 8198), (4094, 4099)]