9920128

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{4079}}^1$

素因数の和:4112

約数の個数: 32

約数和(自身を含む): 20808000

約数和(自身を除く): 10887872

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 4079, 8158, 16316, 32632, 65264, 77501, 130528, 155002, 261056, 310004, 522112, 620008, 1240016, 2480032, 4960064, 9920128]

約数ペア:

[(1, 9920128), (2, 4960064), (4, 2480032), (8, 1240016), (16, 620008), (19, 522112), (32, 310004), (38, 261056), (64, 155002), (76, 130528), (128, 77501), (152, 65264), (304, 32632), (608, 16316), (1216, 8158), (2432, 4079)]