2018690820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{108883}}^1$

素因数の和:109001

約数の個数: 72

約数和(自身を含む): 6182869056

約数和(自身を除く): 4164178236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 3090, 3708, 4635, 6180, 9270, 18540, 108883, 217766, 326649, 435532, 544415, 653298, 979947, 1088830, 1306596, 1633245, 1959894, 2177660, 3266490, 3919788, 4899735, 6532980, 9799470, 11214949, 19598940, 22429898, 33644847, 44859796, 56074745, 67289694, 100934541, 112149490, 134579388, 168224235, 201869082, 224298980, 336448470, 403738164, 504672705, 672896940, 1009345410, 2018690820]

約数ペア:

[(1, 2018690820), (2, 1009345410), (3, 672896940), (4, 504672705), (5, 403738164), (6, 336448470), (9, 224298980), (10, 201869082), (12, 168224235), (15, 134579388), (18, 112149490), (20, 100934541), (30, 67289694), (36, 56074745), (45, 44859796), (60, 33644847), (90, 22429898), (103, 19598940), (180, 11214949), (206, 9799470), (309, 6532980), (412, 4899735), (515, 3919788), (618, 3266490), (927, 2177660), (1030, 1959894), (1236, 1633245), (1545, 1306596), (1854, 1088830), (2060, 979947), (3090, 653298), (3708, 544415), (4635, 435532), (6180, 326649), (9270, 217766), (18540, 108883)]