393996958

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{7607}}^1$

素因数の和:7704

約数の個数: 32

約数和(自身を含む): 657331200

約数和(自身を除く): 263334242

約数列:

[1, 2, 19, 29, 38, 47, 58, 94, 551, 893, 1102, 1363, 1786, 2726, 7607, 15214, 25897, 51794, 144533, 220603, 289066, 357529, 441206, 715058, 4191457, 6793051, 8382914, 10368341, 13586102, 20736682, 196998479, 393996958]

約数ペア:

[(1, 393996958), (2, 196998479), (19, 20736682), (29, 13586102), (38, 10368341), (47, 8382914), (58, 6793051), (94, 4191457), (551, 715058), (893, 441206), (1102, 357529), (1363, 289066), (1786, 220603), (2726, 144533), (7607, 51794), (15214, 25897)]