20865952

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{34319}}^1$

素因数の和:34348

約数の個数: 24

約数和(自身を含む): 43243200

約数和(自身を除く): 22377248

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 34319, 68638, 137276, 274552, 549104, 652061, 1098208, 1304122, 2608244, 5216488, 10432976, 20865952]

約数ペア:

[(1, 20865952), (2, 10432976), (4, 5216488), (8, 2608244), (16, 1304122), (19, 1098208), (32, 652061), (38, 549104), (76, 274552), (152, 137276), (304, 68638), (608, 34319)]