28778820478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{11303543}}^1$

素因数の和:11303631

約数の個数: 16

約数和(自身を含む): 46118459520

約数和(自身を除く): 17339639042

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 11303543, 22607086, 214767317, 429534634, 757337381, 1514674762, 14389410239, 28778820478]

約数ペア:

[(1, 28778820478), (2, 14389410239), (19, 1514674762), (38, 757337381), (67, 429534634), (134, 214767317), (1273, 22607086), (2546, 11303543)]