18857328

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{56123}}^1$

素因数の和:56141

約数の個数: 40

約数和(自身を含む): 55675008

約数和(自身を除く): 36817680

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 56123, 112246, 168369, 224492, 336738, 392861, 448984, 673476, 785722, 897968, 1178583, 1346952, 1571444, 2357166, 2693904, 3142888, 4714332, 6285776, 9428664, 18857328]

約数ペア:

[(1, 18857328), (2, 9428664), (3, 6285776), (4, 4714332), (6, 3142888), (7, 2693904), (8, 2357166), (12, 1571444), (14, 1346952), (16, 1178583), (21, 897968), (24, 785722), (28, 673476), (42, 448984), (48, 392861), (56, 336738), (84, 224492), (112, 168369), (168, 112246), (336, 56123)]