18366993988

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{37379}}^1$

素因数の和:37529

約数の個数: 72

約数和(自身を含む): 39374596800

約数和(自身を除く): 21007602812

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 109, 161, 196, 218, 322, 436, 644, 763, 1127, 1526, 2254, 2507, 3052, 4508, 5014, 5341, 10028, 10682, 17549, 21364, 35098, 37379, 70196, 74758, 122843, 149516, 245686, 261653, 491372, 523306, 859717, 1046612, 1719434, 1831571, 3438868, 3663142, 4074311, 6018019, 7326284, 8148622, 12036038, 16297244, 24072076, 28520177, 42126133, 57040354, 84252266, 93709153, 114080708, 168504532, 187418306, 199641239, 374836612, 399282478, 655964071, 798564956, 1311928142, 2623856284, 4591748497, 9183496994, 18366993988]

約数ペア:

[(1, 18366993988), (2, 9183496994), (4, 4591748497), (7, 2623856284), (14, 1311928142), (23, 798564956), (28, 655964071), (46, 399282478), (49, 374836612), (92, 199641239), (98, 187418306), (109, 168504532), (161, 114080708), (196, 93709153), (218, 84252266), (322, 57040354), (436, 42126133), (644, 28520177), (763, 24072076), (1127, 16297244), (1526, 12036038), (2254, 8148622), (2507, 7326284), (3052, 6018019), (4508, 4074311), (5014, 3663142), (5341, 3438868), (10028, 1831571), (10682, 1719434), (17549, 1046612), (21364, 859717), (35098, 523306), (37379, 491372), (70196, 261653), (74758, 245686), (122843, 149516)]