18768042

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 42052608

約数和(自身を除く): 23284566

約数列:

[1, 2, 3, 6, 9, 18, 53, 103, 106, 159, 191, 206, 309, 318, 382, 477, 573, 618, 927, 954, 1146, 1719, 1854, 3438, 5459, 10123, 10918, 16377, 19673, 20246, 30369, 32754, 39346, 49131, 59019, 60738, 91107, 98262, 118038, 177057, 182214, 354114, 1042669, 2085338, 3128007, 6256014, 9384021, 18768042]

約数ペア:

[(1, 18768042), (2, 9384021), (3, 6256014), (6, 3128007), (9, 2085338), (18, 1042669), (53, 354114), (103, 182214), (106, 177057), (159, 118038), (191, 98262), (206, 91107), (309, 60738), (318, 59019), (382, 49131), (477, 39346), (573, 32754), (618, 30369), (927, 20246), (954, 19673), (1146, 16377), (1719, 10918), (1854, 10123), (3438, 5459)]