19435262

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^3\times {\mathrm{149}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 37551600

約数和(自身を除く): 18116338

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 149, 154, 242, 298, 539, 847, 1043, 1078, 1331, 1639, 1694, 2086, 2662, 3278, 5929, 7301, 9317, 11473, 11858, 14602, 18029, 18634, 22946, 36058, 65219, 80311, 126203, 130438, 160622, 198319, 252406, 396638, 883421, 1388233, 1766842, 2776466, 9717631, 19435262]

約数ペア:

[(1, 19435262), (2, 9717631), (7, 2776466), (11, 1766842), (14, 1388233), (22, 883421), (49, 396638), (77, 252406), (98, 198319), (121, 160622), (149, 130438), (154, 126203), (242, 80311), (298, 65219), (539, 36058), (847, 22946), (1043, 18634), (1078, 18029), (1331, 14602), (1639, 11858), (1694, 11473), (2086, 9317), (2662, 7301), (3278, 5929)]