16851822

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 38949120

約数和(自身を除く): 22097298

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 83, 114, 137, 166, 247, 249, 274, 411, 494, 498, 741, 822, 1079, 1482, 1577, 1781, 2158, 2603, 3154, 3237, 3562, 4731, 5206, 5343, 6474, 7809, 9462, 10686, 11371, 15618, 20501, 22742, 33839, 34113, 41002, 61503, 67678, 68226, 101517, 123006, 147823, 203034, 216049, 295646, 432098, 443469, 648147, 886938, 1296294, 2808637, 5617274, 8425911, 16851822]

約数ペア:

[(1, 16851822), (2, 8425911), (3, 5617274), (6, 2808637), (13, 1296294), (19, 886938), (26, 648147), (38, 443469), (39, 432098), (57, 295646), (78, 216049), (83, 203034), (114, 147823), (137, 123006), (166, 101517), (247, 68226), (249, 67678), (274, 61503), (411, 41002), (494, 34113), (498, 33839), (741, 22742), (822, 20501), (1079, 15618), (1482, 11371), (1577, 10686), (1781, 9462), (2158, 7809), (2603, 6474), (3154, 5343), (3237, 5206), (3562, 4731)]