19668110

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 46539360

約数和(自身を除く): 26871250

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 41, 49, 55, 70, 77, 82, 89, 98, 110, 154, 178, 205, 245, 287, 385, 410, 445, 451, 490, 539, 574, 623, 770, 890, 902, 979, 1078, 1246, 1435, 1958, 2009, 2255, 2695, 2870, 3115, 3157, 3649, 4018, 4361, 4510, 4895, 5390, 6230, 6314, 6853, 7298, 8722, 9790, 10045, 13706, 15785, 18245, 20090, 21805, 22099, 25543, 31570, 34265, 36490, 40139, 43610, 44198, 47971, 51086, 68530, 80278, 95942, 110495, 127715, 178801, 200695, 220990, 239855, 255430, 280973, 357602, 401390, 479710, 561946, 894005, 1404865, 1788010, 1966811, 2809730, 3933622, 9834055, 19668110]

約数ペア:

[(1, 19668110), (2, 9834055), (5, 3933622), (7, 2809730), (10, 1966811), (11, 1788010), (14, 1404865), (22, 894005), (35, 561946), (41, 479710), (49, 401390), (55, 357602), (70, 280973), (77, 255430), (82, 239855), (89, 220990), (98, 200695), (110, 178801), (154, 127715), (178, 110495), (205, 95942), (245, 80278), (287, 68530), (385, 51086), (410, 47971), (445, 44198), (451, 43610), (490, 40139), (539, 36490), (574, 34265), (623, 31570), (770, 25543), (890, 22099), (902, 21805), (979, 20090), (1078, 18245), (1246, 15785), (1435, 13706), (1958, 10045), (2009, 9790), (2255, 8722), (2695, 7298), (2870, 6853), (3115, 6314), (3157, 6230), (3649, 5390), (4018, 4895), (4361, 4510)]