20198856

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1597}}^1$

素因数の和:1654

約数の個数: 64

約数和(自身を含む): 55226880

約数和(自身を除く): 35028024

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 31, 34, 51, 62, 68, 93, 102, 124, 136, 186, 204, 248, 372, 408, 527, 744, 1054, 1581, 1597, 2108, 3162, 3194, 4216, 4791, 6324, 6388, 9582, 12648, 12776, 19164, 27149, 38328, 49507, 54298, 81447, 99014, 108596, 148521, 162894, 198028, 217192, 297042, 325788, 396056, 594084, 651576, 841619, 1188168, 1683238, 2524857, 3366476, 5049714, 6732952, 10099428, 20198856]

約数ペア:

[(1, 20198856), (2, 10099428), (3, 6732952), (4, 5049714), (6, 3366476), (8, 2524857), (12, 1683238), (17, 1188168), (24, 841619), (31, 651576), (34, 594084), (51, 396056), (62, 325788), (68, 297042), (93, 217192), (102, 198028), (124, 162894), (136, 148521), (186, 108596), (204, 99014), (248, 81447), (372, 54298), (408, 49507), (527, 38328), (744, 27149), (1054, 19164), (1581, 12776), (1597, 12648), (2108, 9582), (3162, 6388), (3194, 6324), (4216, 4791)]