19692316

素因数分解:

$2^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 41574400

約数和(自身を除く): 21882084

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 343, 434, 463, 686, 868, 926, 1372, 1519, 1852, 3038, 3241, 6076, 6482, 10633, 12964, 14353, 21266, 22687, 28706, 42532, 45374, 57412, 90748, 100471, 158809, 200942, 317618, 401884, 635236, 703297, 1406594, 2813188, 4923079, 9846158, 19692316]

約数ペア:

[(1, 19692316), (2, 9846158), (4, 4923079), (7, 2813188), (14, 1406594), (28, 703297), (31, 635236), (49, 401884), (62, 317618), (98, 200942), (124, 158809), (196, 100471), (217, 90748), (343, 57412), (434, 45374), (463, 42532), (686, 28706), (868, 22687), (926, 21266), (1372, 14353), (1519, 12964), (1852, 10633), (3038, 6482), (3241, 6076)]