20796870488

素因数分解:

$2^3\times {\mathrm{149}}^1\times {\mathrm{389}}^1\times {\mathrm{44851}}^1$

素因数の和:45395

約数の個数: 32

約数和(自身を含む): 39357630000

約数和(自身を除く): 18560759512

約数列:

[1, 2, 4, 8, 149, 298, 389, 596, 778, 1192, 1556, 3112, 44851, 57961, 89702, 115922, 179404, 231844, 358808, 463688, 6682799, 13365598, 17447039, 26731196, 34894078, 53462392, 69788156, 139576312, 2599608811, 5199217622, 10398435244, 20796870488]

約数ペア:

[(1, 20796870488), (2, 10398435244), (4, 5199217622), (8, 2599608811), (149, 139576312), (298, 69788156), (389, 53462392), (596, 34894078), (778, 26731196), (1192, 17447039), (1556, 13365598), (3112, 6682799), (44851, 463688), (57961, 358808), (89702, 231844), (115922, 179404)]