66261616

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{67891}}^1$

素因数の和:67960

約数の個数: 20

約数和(自身を含む): 130488424

約数和(自身を除く): 64226808

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 67891, 135782, 271564, 543128, 1086256, 4141351, 8282702, 16565404, 33130808, 66261616]

約数ペア:

[(1, 66261616), (2, 33130808), (4, 16565404), (8, 8282702), (16, 4141351), (61, 1086256), (122, 543128), (244, 271564), (488, 135782), (976, 67891)]