20138535118

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{509}}^1\times {\mathrm{823}}^1$

素因数の和:1433

約数の個数: 48

約数和(自身を含む): 33411601440

約数和(自身を除く): 13273066322

約数列:

[1, 2, 13, 26, 43, 86, 509, 559, 823, 1018, 1118, 1646, 1849, 3698, 6617, 10699, 13234, 21398, 21887, 24037, 35389, 43774, 48074, 70778, 284531, 418907, 460057, 569062, 837814, 920114, 941141, 1521727, 1882282, 3043454, 5445791, 10891582, 12234833, 18013001, 19782451, 24469666, 36026002, 39564902, 234169013, 468338026, 774559043, 1549118086, 10069267559, 20138535118]

約数ペア:

[(1, 20138535118), (2, 10069267559), (13, 1549118086), (26, 774559043), (43, 468338026), (86, 234169013), (509, 39564902), (559, 36026002), (823, 24469666), (1018, 19782451), (1118, 18013001), (1646, 12234833), (1849, 10891582), (3698, 5445791), (6617, 3043454), (10699, 1882282), (13234, 1521727), (21398, 941141), (21887, 920114), (24037, 837814), (35389, 569062), (43774, 460057), (48074, 418907), (70778, 284531)]