20696922

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{283}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 47848320

約数和(自身を除く): 27151398

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 239, 283, 306, 478, 566, 717, 849, 1434, 1698, 2151, 2547, 4063, 4302, 4811, 5094, 8126, 9622, 12189, 14433, 24378, 28866, 36567, 43299, 67637, 73134, 86598, 135274, 202911, 405822, 608733, 1149829, 1217466, 2299658, 3449487, 6898974, 10348461, 20696922]

約数ペア:

[(1, 20696922), (2, 10348461), (3, 6898974), (6, 3449487), (9, 2299658), (17, 1217466), (18, 1149829), (34, 608733), (51, 405822), (102, 202911), (153, 135274), (239, 86598), (283, 73134), (306, 67637), (478, 43299), (566, 36567), (717, 28866), (849, 24378), (1434, 14433), (1698, 12189), (2151, 9622), (2547, 8126), (4063, 5094), (4302, 4811)]