20308473

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1051}}^1$

素因数の和:1189

約数の個数: 24

約数和(自身を含む): 31181280

約数和(自身を除く): 10872807

約数列:

[1, 3, 9, 19, 57, 113, 171, 339, 1017, 1051, 2147, 3153, 6441, 9459, 19323, 19969, 59907, 118763, 179721, 356289, 1068867, 2256497, 6769491, 20308473]

約数ペア:

[(1, 20308473), (3, 6769491), (9, 2256497), (19, 1068867), (57, 356289), (113, 179721), (171, 118763), (339, 59907), (1017, 19969), (1051, 19323), (2147, 9459), (3153, 6441)]