20079968702

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{1283}}^1$

素因数の和:1785

約数の個数: 48

約数和(自身を含む): 32492929680

約数和(自身を除く): 12412960978

約数列:

[1, 2, 19, 38, 53, 106, 361, 409, 722, 818, 1007, 1283, 2014, 2566, 7771, 15542, 19133, 21677, 24377, 38266, 43354, 48754, 67999, 135998, 147649, 295298, 411863, 463163, 524747, 823726, 926326, 1049494, 1291981, 2583962, 7825397, 9970193, 15650794, 19940386, 24547639, 27811591, 49095278, 55623182, 189433667, 378867334, 528420229, 1056840458, 10039984351, 20079968702]

約数ペア:

[(1, 20079968702), (2, 10039984351), (19, 1056840458), (38, 528420229), (53, 378867334), (106, 189433667), (361, 55623182), (409, 49095278), (722, 27811591), (818, 24547639), (1007, 19940386), (1283, 15650794), (2014, 9970193), (2566, 7825397), (7771, 2583962), (15542, 1291981), (19133, 1049494), (21677, 926326), (24377, 823726), (38266, 524747), (43354, 463163), (48754, 411863), (67999, 295298), (135998, 147649)]