20937088

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{8609}}^1$

素因数の和:8642

約数の個数: 32

約数和(自身を含む): 43911000

約数和(自身を除く): 22973912

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 8609, 17218, 34436, 68872, 137744, 163571, 275488, 327142, 550976, 654284, 1101952, 1308568, 2617136, 5234272, 10468544, 20937088]

約数ペア:

[(1, 20937088), (2, 10468544), (4, 5234272), (8, 2617136), (16, 1308568), (19, 1101952), (32, 654284), (38, 550976), (64, 327142), (76, 275488), (128, 163571), (152, 137744), (304, 68872), (608, 34436), (1216, 17218), (2432, 8609)]