18990504

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{6763}}^1$

素因数の和:6791

約数の個数: 64

約数和(自身を含む): 56817600

約数和(自身を除く): 37827096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 6763, 13526, 20289, 27052, 40578, 54104, 60867, 81156, 87919, 121734, 162312, 175838, 182601, 243468, 263757, 351676, 365202, 486936, 527514, 703352, 730404, 791271, 1055028, 1460808, 1582542, 2110056, 2373813, 3165084, 4747626, 6330168, 9495252, 18990504]

約数ペア:

[(1, 18990504), (2, 9495252), (3, 6330168), (4, 4747626), (6, 3165084), (8, 2373813), (9, 2110056), (12, 1582542), (13, 1460808), (18, 1055028), (24, 791271), (26, 730404), (27, 703352), (36, 527514), (39, 486936), (52, 365202), (54, 351676), (72, 263757), (78, 243468), (104, 182601), (108, 175838), (117, 162312), (156, 121734), (216, 87919), (234, 81156), (312, 60867), (351, 54104), (468, 40578), (702, 27052), (936, 20289), (1404, 13526), (2808, 6763)]