18840108

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{179}}^2$

素因数の和:379

約数の個数: 54

約数和(自身を含む): 51424716

約数和(自身を除く): 32584608

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 179, 196, 294, 358, 537, 588, 716, 1074, 1253, 2148, 2506, 3759, 5012, 7518, 8771, 15036, 17542, 26313, 32041, 35084, 52626, 64082, 96123, 105252, 128164, 192246, 224287, 384492, 448574, 672861, 897148, 1345722, 1570009, 2691444, 3140018, 4710027, 6280036, 9420054, 18840108]

約数ペア:

[(1, 18840108), (2, 9420054), (3, 6280036), (4, 4710027), (6, 3140018), (7, 2691444), (12, 1570009), (14, 1345722), (21, 897148), (28, 672861), (42, 448574), (49, 384492), (84, 224287), (98, 192246), (147, 128164), (179, 105252), (196, 96123), (294, 64082), (358, 52626), (537, 35084), (588, 32041), (716, 26313), (1074, 17542), (1253, 15036), (2148, 8771), (2506, 7518), (3759, 5012)]