18445336

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1949}}^1$

素因数の和:1988

約数の個数: 48

約数和(自身を含む): 42822000

約数和(自身を除く): 24376664

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 1949, 2366, 3898, 4732, 7796, 9464, 13643, 15592, 25337, 27286, 50674, 54572, 101348, 109144, 177359, 202696, 329381, 354718, 658762, 709436, 1317524, 1418872, 2305667, 2635048, 4611334, 9222668, 18445336]

約数ペア:

[(1, 18445336), (2, 9222668), (4, 4611334), (7, 2635048), (8, 2305667), (13, 1418872), (14, 1317524), (26, 709436), (28, 658762), (52, 354718), (56, 329381), (91, 202696), (104, 177359), (169, 109144), (182, 101348), (338, 54572), (364, 50674), (676, 27286), (728, 25337), (1183, 15592), (1352, 13643), (1949, 9464), (2366, 7796), (3898, 4732)]