16181892

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 43852536

約数和(自身を除く): 27670644

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 137, 153, 193, 204, 274, 306, 386, 411, 548, 579, 612, 772, 822, 1158, 1233, 1644, 1737, 2316, 2329, 2466, 3281, 3474, 4658, 4932, 6562, 6948, 6987, 9316, 9843, 13124, 13974, 19686, 20961, 26441, 27948, 29529, 39372, 41922, 52882, 59058, 79323, 83844, 105764, 118116, 158646, 237969, 317292, 449497, 475938, 898994, 951876, 1348491, 1797988, 2696982, 4045473, 5393964, 8090946, 16181892]

約数ペア:

[(1, 16181892), (2, 8090946), (3, 5393964), (4, 4045473), (6, 2696982), (9, 1797988), (12, 1348491), (17, 951876), (18, 898994), (34, 475938), (36, 449497), (51, 317292), (68, 237969), (102, 158646), (137, 118116), (153, 105764), (193, 83844), (204, 79323), (274, 59058), (306, 52882), (386, 41922), (411, 39372), (548, 29529), (579, 27948), (612, 26441), (772, 20961), (822, 19686), (1158, 13974), (1233, 13124), (1644, 9843), (1737, 9316), (2316, 6987), (2329, 6948), (2466, 6562), (3281, 4932), (3474, 4658)]