18267396

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 50714496

約数和(自身を除く): 32447100

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 49, 84, 94, 98, 141, 147, 188, 196, 282, 294, 329, 564, 588, 658, 661, 987, 1316, 1322, 1974, 1983, 2303, 2644, 3948, 3966, 4606, 4627, 6909, 7932, 9212, 9254, 13818, 13881, 18508, 27636, 27762, 31067, 32389, 55524, 62134, 64778, 93201, 97167, 124268, 129556, 186402, 194334, 217469, 372804, 388668, 434938, 652407, 869876, 1304814, 1522283, 2609628, 3044566, 4566849, 6089132, 9133698, 18267396]

約数ペア:

[(1, 18267396), (2, 9133698), (3, 6089132), (4, 4566849), (6, 3044566), (7, 2609628), (12, 1522283), (14, 1304814), (21, 869876), (28, 652407), (42, 434938), (47, 388668), (49, 372804), (84, 217469), (94, 194334), (98, 186402), (141, 129556), (147, 124268), (188, 97167), (196, 93201), (282, 64778), (294, 62134), (329, 55524), (564, 32389), (588, 31067), (658, 27762), (661, 27636), (987, 18508), (1316, 13881), (1322, 13818), (1974, 9254), (1983, 9212), (2303, 7932), (2644, 6909), (3948, 4627), (3966, 4606)]