18910016

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{15551}}^1$

素因数の和:15582

約数の個数: 28

約数和(自身を含む): 39502080

約数和(自身を除く): 20592064

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 15551, 31102, 62204, 124408, 248816, 295469, 497632, 590938, 995264, 1181876, 2363752, 4727504, 9455008, 18910016]

約数ペア:

[(1, 18910016), (2, 9455008), (4, 4727504), (8, 2363752), (16, 1181876), (19, 995264), (32, 590938), (38, 497632), (64, 295469), (76, 248816), (152, 124408), (304, 62204), (608, 31102), (1216, 15551)]