20573826

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{769}}^1$

素因数の和:808

約数の個数: 64

約数和(自身を含む): 51744000

約数和(自身を除く): 31170174

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 343, 546, 637, 686, 769, 1029, 1274, 1538, 1911, 2058, 2307, 3822, 4459, 4614, 5383, 8918, 9997, 10766, 13377, 16149, 19994, 26754, 29991, 32298, 37681, 59982, 69979, 75362, 113043, 139958, 209937, 226086, 263767, 419874, 489853, 527534, 791301, 979706, 1469559, 1582602, 2939118, 3428971, 6857942, 10286913, 20573826]

約数ペア:

[(1, 20573826), (2, 10286913), (3, 6857942), (6, 3428971), (7, 2939118), (13, 1582602), (14, 1469559), (21, 979706), (26, 791301), (39, 527534), (42, 489853), (49, 419874), (78, 263767), (91, 226086), (98, 209937), (147, 139958), (182, 113043), (273, 75362), (294, 69979), (343, 59982), (546, 37681), (637, 32298), (686, 29991), (769, 26754), (1029, 19994), (1274, 16149), (1538, 13377), (1911, 10766), (2058, 9997), (2307, 8918), (3822, 5383), (4459, 4614)]