20123248502

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{141991}}^1$

素因数の和:142244

約数の個数: 32

約数和(自身を含む): 35332153344

約数和(自身を除く): 15208904842

約数列:

[1, 2, 7, 14, 53, 106, 191, 371, 382, 742, 1337, 2674, 10123, 20246, 70861, 141722, 141991, 283982, 993937, 1987874, 7525523, 15051046, 27120281, 52678661, 54240562, 105357322, 189841967, 379683934, 1437374893, 2874749786, 10061624251, 20123248502]

約数ペア:

[(1, 20123248502), (2, 10061624251), (7, 2874749786), (14, 1437374893), (53, 379683934), (106, 189841967), (191, 105357322), (371, 54240562), (382, 52678661), (742, 27120281), (1337, 15051046), (2674, 7525523), (10123, 1987874), (20246, 993937), (70861, 283982), (141722, 141991)]