18208694

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 33858000

約数和(自身を除く): 15649306

約数列:

[1, 2, 7, 14, 29, 43, 49, 58, 86, 98, 149, 203, 298, 301, 406, 602, 1043, 1247, 1421, 2086, 2107, 2494, 2842, 4214, 4321, 6407, 7301, 8642, 8729, 12814, 14602, 17458, 30247, 44849, 60494, 61103, 89698, 122206, 185803, 211729, 313943, 371606, 423458, 627886, 1300621, 2601242, 9104347, 18208694]

約数ペア:

[(1, 18208694), (2, 9104347), (7, 2601242), (14, 1300621), (29, 627886), (43, 423458), (49, 371606), (58, 313943), (86, 211729), (98, 185803), (149, 122206), (203, 89698), (298, 61103), (301, 60494), (406, 44849), (602, 30247), (1043, 17458), (1247, 14602), (1421, 12814), (2086, 8729), (2107, 8642), (2494, 7301), (2842, 6407), (4214, 4321)]