19397480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25523}}^1$

素因数の和:25553

約数の個数: 32

約数和(自身を含む): 45943200

約数和(自身を除く): 26545720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 25523, 51046, 102092, 127615, 204184, 255230, 484937, 510460, 969874, 1020920, 1939748, 2424685, 3879496, 4849370, 9698740, 19397480]

約数ペア:

[(1, 19397480), (2, 9698740), (4, 4849370), (5, 3879496), (8, 2424685), (10, 1939748), (19, 1020920), (20, 969874), (38, 510460), (40, 484937), (76, 255230), (95, 204184), (152, 127615), (190, 102092), (380, 51046), (760, 25523)]