20551808

素因数分解:

$2^7\times {\mathrm{307}}^1\times {\mathrm{523}}^1$

素因数の和:844

約数の個数: 32

約数和(自身を含む): 41154960

約数和(自身を除く): 20603152

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 307, 523, 614, 1046, 1228, 2092, 2456, 4184, 4912, 8368, 9824, 16736, 19648, 33472, 39296, 66944, 160561, 321122, 642244, 1284488, 2568976, 5137952, 10275904, 20551808]

約数ペア:

[(1, 20551808), (2, 10275904), (4, 5137952), (8, 2568976), (16, 1284488), (32, 642244), (64, 321122), (128, 160561), (307, 66944), (523, 39296), (614, 33472), (1046, 19648), (1228, 16736), (2092, 9824), (2456, 8368), (4184, 4912)]