17980798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 31477248

約数和(自身を除く): 13496450

約数列:

[1, 2, 11, 17, 22, 34, 131, 187, 262, 367, 374, 734, 1441, 2227, 2882, 4037, 4454, 6239, 8074, 12478, 24497, 48077, 48994, 68629, 96154, 137258, 528847, 817309, 1057694, 1634618, 8990399, 17980798]

約数ペア:

[(1, 17980798), (2, 8990399), (11, 1634618), (17, 1057694), (22, 817309), (34, 528847), (131, 137258), (187, 96154), (262, 68629), (367, 48994), (374, 48077), (734, 24497), (1441, 12478), (2227, 8074), (2882, 6239), (4037, 4454)]