19844892

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^2\times {\mathrm{509}}^1$

素因数の和:560

約数の個数: 72

約数和(自身を含む): 54406800

約数和(自身を除く): 34561908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 361, 509, 513, 684, 722, 1018, 1026, 1083, 1444, 1527, 2036, 2052, 2166, 3054, 3249, 4332, 4581, 6108, 6498, 9162, 9671, 9747, 12996, 13743, 18324, 19342, 19494, 27486, 29013, 38684, 38988, 54972, 58026, 87039, 116052, 174078, 183749, 261117, 348156, 367498, 522234, 551247, 734996, 1044468, 1102494, 1653741, 2204988, 3307482, 4961223, 6614964, 9922446, 19844892]

約数ペア:

[(1, 19844892), (2, 9922446), (3, 6614964), (4, 4961223), (6, 3307482), (9, 2204988), (12, 1653741), (18, 1102494), (19, 1044468), (27, 734996), (36, 551247), (38, 522234), (54, 367498), (57, 348156), (76, 261117), (108, 183749), (114, 174078), (171, 116052), (228, 87039), (342, 58026), (361, 54972), (509, 38988), (513, 38684), (684, 29013), (722, 27486), (1018, 19494), (1026, 19342), (1083, 18324), (1444, 13743), (1527, 12996), (2036, 9747), (2052, 9671), (2166, 9162), (3054, 6498), (3249, 6108), (4332, 4581)]