20888048

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1831}}^1$

素因数の和:1893

約数の個数: 40

約数和(自身を含む): 43616256

約数和(自身を除く): 22728208

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 248, 368, 496, 713, 1426, 1831, 2852, 3662, 5704, 7324, 11408, 14648, 29296, 42113, 56761, 84226, 113522, 168452, 227044, 336904, 454088, 673808, 908176, 1305503, 2611006, 5222012, 10444024, 20888048]

約数ペア:

[(1, 20888048), (2, 10444024), (4, 5222012), (8, 2611006), (16, 1305503), (23, 908176), (31, 673808), (46, 454088), (62, 336904), (92, 227044), (124, 168452), (184, 113522), (248, 84226), (368, 56761), (496, 42113), (713, 29296), (1426, 14648), (1831, 11408), (2852, 7324), (3662, 5704)]