18919744

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{15559}}^1$

素因数の和:15590

約数の個数: 28

約数和(自身を含む): 39522400

約数和(自身を除く): 20602656

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 15559, 31118, 62236, 124472, 248944, 295621, 497888, 591242, 995776, 1182484, 2364968, 4729936, 9459872, 18919744]

約数ペア:

[(1, 18919744), (2, 9459872), (4, 4729936), (8, 2364968), (16, 1182484), (19, 995776), (32, 591242), (38, 497888), (64, 295621), (76, 248944), (152, 124472), (304, 62236), (608, 31118), (1216, 15559)]