19698392

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 44377920

約数和(自身を除く): 24679528

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 392, 434, 868, 1519, 1621, 1736, 3038, 3242, 6076, 6484, 11347, 12152, 12968, 22694, 45388, 50251, 79429, 90776, 100502, 158858, 201004, 317716, 351757, 402008, 635432, 703514, 1407028, 2462299, 2814056, 4924598, 9849196, 19698392]

約数ペア:

[(1, 19698392), (2, 9849196), (4, 4924598), (7, 2814056), (8, 2462299), (14, 1407028), (28, 703514), (31, 635432), (49, 402008), (56, 351757), (62, 317716), (98, 201004), (124, 158858), (196, 100502), (217, 90776), (248, 79429), (392, 50251), (434, 45388), (868, 22694), (1519, 12968), (1621, 12152), (1736, 11347), (3038, 6484), (3242, 6076)]