18438604808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{6329}}^1$

素因数の和:6714

約数の個数: 64

約数和(自身を含む): 37725534000

約数和(自身を除く): 19286929192

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 218, 257, 436, 514, 872, 1028, 1417, 2056, 2834, 3341, 5668, 6329, 6682, 11336, 12658, 13364, 25316, 26728, 28013, 50632, 56026, 82277, 112052, 164554, 224104, 329108, 364169, 658216, 689861, 728338, 1379722, 1456676, 1626553, 2759444, 2913352, 3253106, 5518888, 6506212, 8968193, 13012424, 17936386, 21145189, 35872772, 42290378, 71745544, 84580756, 169161512, 177294277, 354588554, 709177108, 1418354216, 2304825601, 4609651202, 9219302404, 18438604808]

約数ペア:

[(1, 18438604808), (2, 9219302404), (4, 4609651202), (8, 2304825601), (13, 1418354216), (26, 709177108), (52, 354588554), (104, 177294277), (109, 169161512), (218, 84580756), (257, 71745544), (436, 42290378), (514, 35872772), (872, 21145189), (1028, 17936386), (1417, 13012424), (2056, 8968193), (2834, 6506212), (3341, 5518888), (5668, 3253106), (6329, 2913352), (6682, 2759444), (11336, 1626553), (12658, 1456676), (13364, 1379722), (25316, 728338), (26728, 689861), (28013, 658216), (50632, 364169), (56026, 329108), (82277, 224104), (112052, 164554)]