20153646978

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1084579}}^1$

素因数の和:1084766

約数の個数: 32

約数和(自身を含む): 42689068800

約数和(自身を除く): 22535421822

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 163, 326, 489, 978, 3097, 6194, 9291, 18582, 1084579, 2169158, 3253737, 6507474, 20607001, 41214002, 61821003, 123642006, 176786377, 353572754, 530359131, 1060718262, 3358941163, 6717882326, 10076823489, 20153646978]

約数ペア:

[(1, 20153646978), (2, 10076823489), (3, 6717882326), (6, 3358941163), (19, 1060718262), (38, 530359131), (57, 353572754), (114, 176786377), (163, 123642006), (326, 61821003), (489, 41214002), (978, 20607001), (3097, 6507474), (6194, 3253737), (9291, 2169158), (18582, 1084579)]