2018730708

素因数分解:

$2^2\times 3^3\times {\mathrm{197}}^1\times {\mathrm{239}}^1\times {\mathrm{397}}^1$

素因数の和:846

約数の個数: 96

約数和(自身を含む): 5295628800

約数和(自身を除く): 3276898092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197, 239, 394, 397, 478, 591, 717, 788, 794, 956, 1182, 1191, 1434, 1588, 1773, 2151, 2364, 2382, 2868, 3546, 3573, 4302, 4764, 5319, 6453, 7092, 7146, 8604, 10638, 10719, 12906, 14292, 21276, 21438, 25812, 42876, 47083, 78209, 94166, 94883, 141249, 156418, 188332, 189766, 234627, 282498, 284649, 312836, 379532, 423747, 469254, 564996, 569298, 703881, 847494, 853947, 938508, 1138596, 1271241, 1407762, 1694988, 1707894, 2111643, 2542482, 2561841, 2815524, 3415788, 4223286, 5084964, 5123682, 8446572, 10247364, 18691951, 37383902, 56075853, 74767804, 112151706, 168227559, 224303412, 336455118, 504682677, 672910236, 1009365354, 2018730708]

約数ペア:

[(1, 2018730708), (2, 1009365354), (3, 672910236), (4, 504682677), (6, 336455118), (9, 224303412), (12, 168227559), (18, 112151706), (27, 74767804), (36, 56075853), (54, 37383902), (108, 18691951), (197, 10247364), (239, 8446572), (394, 5123682), (397, 5084964), (478, 4223286), (591, 3415788), (717, 2815524), (788, 2561841), (794, 2542482), (956, 2111643), (1182, 1707894), (1191, 1694988), (1434, 1407762), (1588, 1271241), (1773, 1138596), (2151, 938508), (2364, 853947), (2382, 847494), (2868, 703881), (3546, 569298), (3573, 564996), (4302, 469254), (4764, 423747), (5319, 379532), (6453, 312836), (7092, 284649), (7146, 282498), (8604, 234627), (10638, 189766), (10719, 188332), (12906, 156418), (14292, 141249), (21276, 94883), (21438, 94166), (25812, 78209), (42876, 47083)]