18637968

素因数分解:

$2^4\times 3^1\times {\mathrm{97}}^1\times {\mathrm{4003}}^1$

素因数の和:4111

約数の個数: 40

約数和(自身を含む): 48656608

約数和(自身を除く): 30018640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 97, 194, 291, 388, 582, 776, 1164, 1552, 2328, 4003, 4656, 8006, 12009, 16012, 24018, 32024, 48036, 64048, 96072, 192144, 388291, 776582, 1164873, 1553164, 2329746, 3106328, 4659492, 6212656, 9318984, 18637968]

約数ペア:

[(1, 18637968), (2, 9318984), (3, 6212656), (4, 4659492), (6, 3106328), (8, 2329746), (12, 1553164), (16, 1164873), (24, 776582), (48, 388291), (97, 192144), (194, 96072), (291, 64048), (388, 48036), (582, 32024), (776, 24018), (1164, 16012), (1552, 12009), (2328, 8006), (4003, 4656)]