18378936

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{6899}}^1$

素因数の和:6948

約数の個数: 48

約数和(自身を含む): 51129000

約数和(自身を除く): 32750064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 6899, 13798, 20697, 27596, 41394, 55192, 62091, 82788, 124182, 165576, 248364, 255263, 496728, 510526, 765789, 1021052, 1531578, 2042104, 2297367, 3063156, 4594734, 6126312, 9189468, 18378936]

約数ペア:

[(1, 18378936), (2, 9189468), (3, 6126312), (4, 4594734), (6, 3063156), (8, 2297367), (9, 2042104), (12, 1531578), (18, 1021052), (24, 765789), (36, 510526), (37, 496728), (72, 255263), (74, 248364), (111, 165576), (148, 124182), (222, 82788), (296, 62091), (333, 55192), (444, 41394), (666, 27596), (888, 20697), (1332, 13798), (2664, 6899)]