18661008

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{12541}}^1$

素因数の和:12583

約数の個数: 40

約数和(自身を含む): 49766656

約数和(自身を除く): 31105648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 12541, 25082, 37623, 50164, 75246, 100328, 150492, 200656, 300984, 388771, 601968, 777542, 1166313, 1555084, 2332626, 3110168, 4665252, 6220336, 9330504, 18661008]

約数ペア:

[(1, 18661008), (2, 9330504), (3, 6220336), (4, 4665252), (6, 3110168), (8, 2332626), (12, 1555084), (16, 1166313), (24, 777542), (31, 601968), (48, 388771), (62, 300984), (93, 200656), (124, 150492), (186, 100328), (248, 75246), (372, 50164), (496, 37623), (744, 25082), (1488, 12541)]