16561908

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{1549}}^1$

素因数の和:1579

約数の個数: 72

約数和(自身を含む): 47392800

約数和(自身を除く): 30830892

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 198, 243, 297, 324, 396, 486, 594, 891, 972, 1188, 1549, 1782, 2673, 3098, 3564, 4647, 5346, 6196, 9294, 10692, 13941, 17039, 18588, 27882, 34078, 41823, 51117, 55764, 68156, 83646, 102234, 125469, 153351, 167292, 204468, 250938, 306702, 376407, 460053, 501876, 613404, 752814, 920106, 1380159, 1505628, 1840212, 2760318, 4140477, 5520636, 8280954, 16561908]

約数ペア:

[(1, 16561908), (2, 8280954), (3, 5520636), (4, 4140477), (6, 2760318), (9, 1840212), (11, 1505628), (12, 1380159), (18, 920106), (22, 752814), (27, 613404), (33, 501876), (36, 460053), (44, 376407), (54, 306702), (66, 250938), (81, 204468), (99, 167292), (108, 153351), (132, 125469), (162, 102234), (198, 83646), (243, 68156), (297, 55764), (324, 51117), (396, 41823), (486, 34078), (594, 27882), (891, 18588), (972, 17039), (1188, 13941), (1549, 10692), (1782, 9294), (2673, 6196), (3098, 5346), (3564, 4647)]