16445982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:625

約数の個数: 64

約数和(自身を含む): 40711680

約数和(自身を除く): 24265698

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 37, 38, 42, 57, 74, 111, 114, 133, 222, 259, 266, 399, 518, 557, 703, 777, 798, 1114, 1406, 1554, 1671, 2109, 3342, 3899, 4218, 4921, 7798, 9842, 10583, 11697, 14763, 20609, 21166, 23394, 29526, 31749, 41218, 61827, 63498, 74081, 123654, 144263, 148162, 222243, 288526, 391571, 432789, 444486, 783142, 865578, 1174713, 2349426, 2740997, 5481994, 8222991, 16445982]

約数ペア:

[(1, 16445982), (2, 8222991), (3, 5481994), (6, 2740997), (7, 2349426), (14, 1174713), (19, 865578), (21, 783142), (37, 444486), (38, 432789), (42, 391571), (57, 288526), (74, 222243), (111, 148162), (114, 144263), (133, 123654), (222, 74081), (259, 63498), (266, 61827), (399, 41218), (518, 31749), (557, 29526), (703, 23394), (777, 21166), (798, 20609), (1114, 14763), (1406, 11697), (1554, 10583), (1671, 9842), (2109, 7798), (3342, 4921), (3899, 4218)]