18408037690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{575431}}^1$

素因数の和:575902

約数の個数: 32

約数和(自身を含む): 37950891264

約数和(自身を除く): 19542853574

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 457, 914, 2285, 3199, 4570, 6398, 15995, 31990, 575431, 1150862, 2877155, 4028017, 5754310, 8056034, 20140085, 40280170, 262971967, 525943934, 1314859835, 1840803769, 2629719670, 3681607538, 9204018845, 18408037690]

約数ペア:

[(1, 18408037690), (2, 9204018845), (5, 3681607538), (7, 2629719670), (10, 1840803769), (14, 1314859835), (35, 525943934), (70, 262971967), (457, 40280170), (914, 20140085), (2285, 8056034), (3199, 5754310), (4570, 4028017), (6398, 2877155), (15995, 1150862), (31990, 575431)]