18618912

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{4973}}^1$

素因数の和:5002

約数の個数: 72

約数和(自身を含む): 57031884

約数和(自身を除く): 38412972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 4973, 9946, 14919, 19892, 29838, 39784, 44757, 59676, 64649, 79568, 89514, 119352, 129298, 159136, 179028, 193947, 238704, 258596, 358056, 387894, 477408, 517192, 581841, 716112, 775788, 1034384, 1163682, 1432224, 1551576, 2068768, 2327364, 3103152, 4654728, 6206304, 9309456, 18618912]

約数ペア:

[(1, 18618912), (2, 9309456), (3, 6206304), (4, 4654728), (6, 3103152), (8, 2327364), (9, 2068768), (12, 1551576), (13, 1432224), (16, 1163682), (18, 1034384), (24, 775788), (26, 716112), (32, 581841), (36, 517192), (39, 477408), (48, 387894), (52, 358056), (72, 258596), (78, 238704), (96, 193947), (104, 179028), (117, 159136), (144, 129298), (156, 119352), (208, 89514), (234, 79568), (288, 64649), (312, 59676), (416, 44757), (468, 39784), (624, 29838), (936, 19892), (1248, 14919), (1872, 9946), (3744, 4973)]