16423220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3929}}^1$

素因数の和:3968

約数の個数: 48

約数和(自身を含む): 39614400

約数和(自身を除く): 23191180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 3929, 4180, 7858, 15716, 19645, 39290, 43219, 74651, 78580, 86438, 149302, 172876, 216095, 298604, 373255, 432190, 746510, 821161, 864380, 1493020, 1642322, 3284644, 4105805, 8211610, 16423220]

約数ペア:

[(1, 16423220), (2, 8211610), (4, 4105805), (5, 3284644), (10, 1642322), (11, 1493020), (19, 864380), (20, 821161), (22, 746510), (38, 432190), (44, 373255), (55, 298604), (76, 216095), (95, 172876), (110, 149302), (190, 86438), (209, 78580), (220, 74651), (380, 43219), (418, 39290), (836, 19645), (1045, 15716), (2090, 7858), (3929, 4180)]