19723842

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1499}}^1$

素因数の和:1567

約数の個数: 48

約数和(自身を含む): 46332000

約数和(自身を除く): 26608158

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 43, 51, 86, 102, 129, 153, 258, 306, 387, 731, 774, 1462, 1499, 2193, 2998, 4386, 4497, 6579, 8994, 13158, 13491, 25483, 26982, 50966, 64457, 76449, 128914, 152898, 193371, 229347, 386742, 458694, 580113, 1095769, 1160226, 2191538, 3287307, 6574614, 9861921, 19723842]

約数ペア:

[(1, 19723842), (2, 9861921), (3, 6574614), (6, 3287307), (9, 2191538), (17, 1160226), (18, 1095769), (34, 580113), (43, 458694), (51, 386742), (86, 229347), (102, 193371), (129, 152898), (153, 128914), (258, 76449), (306, 64457), (387, 50966), (731, 26982), (774, 25483), (1462, 13491), (1499, 13158), (2193, 8994), (2998, 6579), (4386, 4497)]