21919616

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{9013}}^1$

素因数の和:9046

約数の個数: 32

約数和(自身を含む): 45971400

約数和(自身を除く): 24051784

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 9013, 18026, 36052, 72104, 144208, 171247, 288416, 342494, 576832, 684988, 1153664, 1369976, 2739952, 5479904, 10959808, 21919616]

約数ペア:

[(1, 21919616), (2, 10959808), (4, 5479904), (8, 2739952), (16, 1369976), (19, 1153664), (32, 684988), (38, 576832), (64, 342494), (76, 288416), (128, 171247), (152, 144208), (304, 72104), (608, 36052), (1216, 18026), (2432, 9013)]