18393914

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 35557056

約数和(自身を除く): 17163142

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 113, 151, 154, 226, 302, 539, 791, 1057, 1078, 1243, 1582, 1661, 2114, 2486, 3322, 5537, 7399, 8701, 11074, 11627, 14798, 17063, 17402, 23254, 34126, 60907, 81389, 119441, 121814, 162778, 187693, 238882, 375386, 836087, 1313851, 1672174, 2627702, 9196957, 18393914]

約数ペア:

[(1, 18393914), (2, 9196957), (7, 2627702), (11, 1672174), (14, 1313851), (22, 836087), (49, 375386), (77, 238882), (98, 187693), (113, 162778), (151, 121814), (154, 119441), (226, 81389), (302, 60907), (539, 34126), (791, 23254), (1057, 17402), (1078, 17063), (1243, 14798), (1582, 11627), (1661, 11074), (2114, 8701), (2486, 7399), (3322, 5537)]