18268464

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:274

約数の個数: 80

約数和(自身を含む): 49496832

約数和(自身を除く): 31228368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 53, 86, 106, 129, 159, 167, 172, 212, 258, 318, 334, 344, 424, 501, 516, 636, 668, 688, 848, 1002, 1032, 1272, 1336, 2004, 2064, 2279, 2544, 2672, 4008, 4558, 6837, 7181, 8016, 8851, 9116, 13674, 14362, 17702, 18232, 21543, 26553, 27348, 28724, 35404, 36464, 43086, 53106, 54696, 57448, 70808, 86172, 106212, 109392, 114896, 141616, 172344, 212424, 344688, 380593, 424848, 761186, 1141779, 1522372, 2283558, 3044744, 4567116, 6089488, 9134232, 18268464]

約数ペア:

[(1, 18268464), (2, 9134232), (3, 6089488), (4, 4567116), (6, 3044744), (8, 2283558), (12, 1522372), (16, 1141779), (24, 761186), (43, 424848), (48, 380593), (53, 344688), (86, 212424), (106, 172344), (129, 141616), (159, 114896), (167, 109392), (172, 106212), (212, 86172), (258, 70808), (318, 57448), (334, 54696), (344, 53106), (424, 43086), (501, 36464), (516, 35404), (636, 28724), (668, 27348), (688, 26553), (848, 21543), (1002, 18232), (1032, 17702), (1272, 14362), (1336, 13674), (2004, 9116), (2064, 8851), (2279, 8016), (2544, 7181), (2672, 6837), (4008, 4558)]