20047897718

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{887}}^1\times {\mathrm{5441}}^1$

素因数の和:6428

約数の個数: 32

約数和(自身を含む): 31546533888

約数和(自身を除く): 11498636170

約数列:

[1, 2, 31, 62, 67, 134, 887, 1774, 2077, 4154, 5441, 10882, 27497, 54994, 59429, 118858, 168671, 337342, 364547, 729094, 1842299, 3684598, 4826167, 9652334, 11300957, 22601914, 149611177, 299222354, 323353189, 646706378, 10023948859, 20047897718]

約数ペア:

[(1, 20047897718), (2, 10023948859), (31, 646706378), (62, 323353189), (67, 299222354), (134, 149611177), (887, 22601914), (1774, 11300957), (2077, 9652334), (4154, 4826167), (5441, 3684598), (10882, 1842299), (27497, 729094), (54994, 364547), (59429, 337342), (118858, 168671)]