19169710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 42456960

約数和(自身を除く): 23287250

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 89, 119, 170, 178, 181, 238, 362, 445, 595, 623, 890, 905, 1190, 1246, 1267, 1513, 1810, 2534, 3026, 3077, 3115, 6154, 6230, 6335, 7565, 10591, 12670, 15130, 15385, 16109, 21182, 21539, 30770, 32218, 43078, 52955, 80545, 105910, 107695, 112763, 161090, 215390, 225526, 273853, 547706, 563815, 1127630, 1369265, 1916971, 2738530, 3833942, 9584855, 19169710]

約数ペア:

[(1, 19169710), (2, 9584855), (5, 3833942), (7, 2738530), (10, 1916971), (14, 1369265), (17, 1127630), (34, 563815), (35, 547706), (70, 273853), (85, 225526), (89, 215390), (119, 161090), (170, 112763), (178, 107695), (181, 105910), (238, 80545), (362, 52955), (445, 43078), (595, 32218), (623, 30770), (890, 21539), (905, 21182), (1190, 16109), (1246, 15385), (1267, 15130), (1513, 12670), (1810, 10591), (2534, 7565), (3026, 6335), (3077, 6230), (3115, 6154)]