18743928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6563}}^1$

素因数の和:6596

約数の個数: 64

約数和(自身を含む): 56712960

約数和(自身を除く): 37969032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 6563, 13126, 19689, 26252, 39378, 45941, 52504, 78756, 91882, 111571, 137823, 157512, 183764, 223142, 275646, 334713, 367528, 446284, 551292, 669426, 780997, 892568, 1102584, 1338852, 1561994, 2342991, 2677704, 3123988, 4685982, 6247976, 9371964, 18743928]

約数ペア:

[(1, 18743928), (2, 9371964), (3, 6247976), (4, 4685982), (6, 3123988), (7, 2677704), (8, 2342991), (12, 1561994), (14, 1338852), (17, 1102584), (21, 892568), (24, 780997), (28, 669426), (34, 551292), (42, 446284), (51, 367528), (56, 334713), (68, 275646), (84, 223142), (102, 183764), (119, 157512), (136, 137823), (168, 111571), (204, 91882), (238, 78756), (357, 52504), (408, 45941), (476, 39378), (714, 26252), (952, 19689), (1428, 13126), (2856, 6563)]