18857552

素因数分解:

$2^4\times 7^2\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:448

約数の個数: 60

約数和(自身を含む): 43256160

約数和(自身を除く): 24398608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 67, 98, 112, 134, 196, 268, 359, 392, 469, 536, 718, 784, 938, 1072, 1436, 1876, 2513, 2872, 3283, 3752, 5026, 5744, 6566, 7504, 10052, 13132, 17591, 20104, 24053, 26264, 35182, 40208, 48106, 52528, 70364, 96212, 140728, 168371, 192424, 281456, 336742, 384848, 673484, 1178597, 1346968, 2357194, 2693936, 4714388, 9428776, 18857552]

約数ペア:

[(1, 18857552), (2, 9428776), (4, 4714388), (7, 2693936), (8, 2357194), (14, 1346968), (16, 1178597), (28, 673484), (49, 384848), (56, 336742), (67, 281456), (98, 192424), (112, 168371), (134, 140728), (196, 96212), (268, 70364), (359, 52528), (392, 48106), (469, 40208), (536, 35182), (718, 26264), (784, 24053), (938, 20104), (1072, 17591), (1436, 13132), (1876, 10052), (2513, 7504), (2872, 6566), (3283, 5744), (3752, 5026)]