19853316

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{26261}}^1$

素因数の和:26281

約数の個数: 48

約数和(自身を含む): 58826880

約数和(自身を除く): 38973564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 26261, 52522, 78783, 105044, 157566, 183827, 236349, 315132, 367654, 472698, 551481, 709047, 735308, 945396, 1102962, 1418094, 1654443, 2205924, 2836188, 3308886, 4963329, 6617772, 9926658, 19853316]

約数ペア:

[(1, 19853316), (2, 9926658), (3, 6617772), (4, 4963329), (6, 3308886), (7, 2836188), (9, 2205924), (12, 1654443), (14, 1418094), (18, 1102962), (21, 945396), (27, 735308), (28, 709047), (36, 551481), (42, 472698), (54, 367654), (63, 315132), (84, 236349), (108, 183827), (126, 157566), (189, 105044), (252, 78783), (378, 52522), (756, 26261)]