51620144

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{19793}}^1$

素因数の和:19964

約数の個数: 20

約数和(自身を含む): 100632696

約数和(自身を除く): 49012552

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 19793, 39586, 79172, 158344, 316688, 3226259, 6452518, 12905036, 25810072, 51620144]

約数ペア:

[(1, 51620144), (2, 25810072), (4, 12905036), (8, 6452518), (16, 3226259), (163, 316688), (326, 158344), (652, 79172), (1304, 39586), (2608, 19793)]