19767804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 56770560

約数和(自身を除く): 37002756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 109, 119, 127, 204, 218, 238, 254, 327, 357, 381, 436, 476, 508, 654, 714, 762, 763, 889, 1308, 1428, 1524, 1526, 1778, 1853, 2159, 2289, 2667, 3052, 3556, 3706, 4318, 4578, 5334, 5559, 6477, 7412, 8636, 9156, 10668, 11118, 12954, 12971, 13843, 15113, 22236, 25908, 25942, 27686, 30226, 38913, 41529, 45339, 51884, 55372, 60452, 77826, 83058, 90678, 96901, 155652, 166116, 181356, 193802, 235331, 290703, 387604, 470662, 581406, 705993, 941324, 1162812, 1411986, 1647317, 2823972, 3294634, 4941951, 6589268, 9883902, 19767804]

約数ペア:

[(1, 19767804), (2, 9883902), (3, 6589268), (4, 4941951), (6, 3294634), (7, 2823972), (12, 1647317), (14, 1411986), (17, 1162812), (21, 941324), (28, 705993), (34, 581406), (42, 470662), (51, 387604), (68, 290703), (84, 235331), (102, 193802), (109, 181356), (119, 166116), (127, 155652), (204, 96901), (218, 90678), (238, 83058), (254, 77826), (327, 60452), (357, 55372), (381, 51884), (436, 45339), (476, 41529), (508, 38913), (654, 30226), (714, 27686), (762, 25942), (763, 25908), (889, 22236), (1308, 15113), (1428, 13843), (1524, 12971), (1526, 12954), (1778, 11118), (1853, 10668), (2159, 9156), (2289, 8636), (2667, 7412), (3052, 6477), (3556, 5559), (3706, 5334), (4318, 4578)]