18091992

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 47393280

約数和(自身を除く): 29301288

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 47, 86, 94, 129, 141, 172, 188, 258, 282, 344, 373, 376, 516, 564, 746, 1032, 1119, 1128, 1492, 2021, 2238, 2984, 4042, 4476, 6063, 8084, 8952, 12126, 16039, 16168, 17531, 24252, 32078, 35062, 48117, 48504, 52593, 64156, 70124, 96234, 105186, 128312, 140248, 192468, 210372, 384936, 420744, 753833, 1507666, 2261499, 3015332, 4522998, 6030664, 9045996, 18091992]

約数ペア:

[(1, 18091992), (2, 9045996), (3, 6030664), (4, 4522998), (6, 3015332), (8, 2261499), (12, 1507666), (24, 753833), (43, 420744), (47, 384936), (86, 210372), (94, 192468), (129, 140248), (141, 128312), (172, 105186), (188, 96234), (258, 70124), (282, 64156), (344, 52593), (373, 48504), (376, 48117), (516, 35062), (564, 32078), (746, 24252), (1032, 17531), (1119, 16168), (1128, 16039), (1492, 12126), (2021, 8952), (2238, 8084), (2984, 6063), (4042, 4476)]