20173368215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{26693}}^1$

素因数の和:26880

約数の個数: 64

約数和(自身を含む): 32719583232

約数和(自身を除く): 12546215017

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 151, 385, 455, 715, 755, 1001, 1057, 1661, 1963, 5005, 5285, 8305, 9815, 11627, 13741, 21593, 26693, 58135, 68705, 107965, 133465, 151151, 186851, 293623, 347009, 755755, 934255, 1468115, 1735045, 2055361, 2429063, 3817099, 4030643, 10276805, 12145315, 19085495, 20153215, 26719693, 28214501, 44337073, 52398359, 133598465, 141072505, 221685365, 261991795, 310359511, 366788513, 576381949, 1551797555, 1833942565, 2881909745, 4034673643, 20173368215]

約数ペア:

[(1, 20173368215), (5, 4034673643), (7, 2881909745), (11, 1833942565), (13, 1551797555), (35, 576381949), (55, 366788513), (65, 310359511), (77, 261991795), (91, 221685365), (143, 141072505), (151, 133598465), (385, 52398359), (455, 44337073), (715, 28214501), (755, 26719693), (1001, 20153215), (1057, 19085495), (1661, 12145315), (1963, 10276805), (5005, 4030643), (5285, 3817099), (8305, 2429063), (9815, 2055361), (11627, 1735045), (13741, 1468115), (21593, 934255), (26693, 755755), (58135, 347009), (68705, 293623), (107965, 186851), (133465, 151151)]