19766412

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{113}}^2$

素因数の和:279

約数の個数: 54

約数和(自身を含む): 51583532

約数和(自身を除く): 31817120

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 113, 129, 172, 226, 258, 339, 387, 452, 516, 678, 774, 1017, 1356, 1548, 2034, 4068, 4859, 9718, 12769, 14577, 19436, 25538, 29154, 38307, 43731, 51076, 58308, 76614, 87462, 114921, 153228, 174924, 229842, 459684, 549067, 1098134, 1647201, 2196268, 3294402, 4941603, 6588804, 9883206, 19766412]

約数ペア:

[(1, 19766412), (2, 9883206), (3, 6588804), (4, 4941603), (6, 3294402), (9, 2196268), (12, 1647201), (18, 1098134), (36, 549067), (43, 459684), (86, 229842), (113, 174924), (129, 153228), (172, 114921), (226, 87462), (258, 76614), (339, 58308), (387, 51076), (452, 43731), (516, 38307), (678, 29154), (774, 25538), (1017, 19436), (1356, 14577), (1548, 12769), (2034, 9718), (4068, 4859)]