18873132

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 45534720

約数和(自身を除く): 26661588

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 109, 141, 188, 218, 282, 307, 327, 436, 564, 614, 654, 921, 1228, 1308, 1842, 3684, 5123, 10246, 14429, 15369, 20492, 28858, 30738, 33463, 43287, 57716, 61476, 66926, 86574, 100389, 133852, 173148, 200778, 401556, 1572761, 3145522, 4718283, 6291044, 9436566, 18873132]

約数ペア:

[(1, 18873132), (2, 9436566), (3, 6291044), (4, 4718283), (6, 3145522), (12, 1572761), (47, 401556), (94, 200778), (109, 173148), (141, 133852), (188, 100389), (218, 86574), (282, 66926), (307, 61476), (327, 57716), (436, 43287), (564, 33463), (614, 30738), (654, 28858), (921, 20492), (1228, 15369), (1308, 14429), (1842, 10246), (3684, 5123)]