18964764

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{827}}^1$

素因数の和:864

約数の個数: 108

約数和(自身を含む): 60127704

約数和(自身を除く): 41162940

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 827, 882, 1092, 1274, 1638, 1654, 1764, 1911, 2481, 2548, 3276, 3308, 3822, 4962, 5733, 5789, 7443, 7644, 9924, 10751, 11466, 11578, 14886, 17367, 21502, 22932, 23156, 29772, 32253, 34734, 40523, 43004, 52101, 64506, 69468, 75257, 81046, 96759, 104202, 121569, 129012, 150514, 162092, 193518, 208404, 225771, 243138, 301028, 364707, 387036, 451542, 486276, 526799, 677313, 729414, 903084, 1053598, 1354626, 1458828, 1580397, 2107196, 2709252, 3160794, 4741191, 6321588, 9482382, 18964764]

約数ペア:

[(1, 18964764), (2, 9482382), (3, 6321588), (4, 4741191), (6, 3160794), (7, 2709252), (9, 2107196), (12, 1580397), (13, 1458828), (14, 1354626), (18, 1053598), (21, 903084), (26, 729414), (28, 677313), (36, 526799), (39, 486276), (42, 451542), (49, 387036), (52, 364707), (63, 301028), (78, 243138), (84, 225771), (91, 208404), (98, 193518), (117, 162092), (126, 150514), (147, 129012), (156, 121569), (182, 104202), (196, 96759), (234, 81046), (252, 75257), (273, 69468), (294, 64506), (364, 52101), (441, 43004), (468, 40523), (546, 34734), (588, 32253), (637, 29772), (819, 23156), (827, 22932), (882, 21502), (1092, 17367), (1274, 14886), (1638, 11578), (1654, 11466), (1764, 10751), (1911, 9924), (2481, 7644), (2548, 7443), (3276, 5789), (3308, 5733), (3822, 4962)]