1238995792

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{519713}}^1$

素因数の和:519870

約数の個数: 20

約数和(自身を含む): 2416670100

約数和(自身を除く): 1177674308

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 519713, 1039426, 2078852, 4157704, 8315408, 77437237, 154874474, 309748948, 619497896, 1238995792]

約数ペア:

[(1, 1238995792), (2, 619497896), (4, 309748948), (8, 154874474), (16, 77437237), (149, 8315408), (298, 4157704), (596, 2078852), (1192, 1039426), (2384, 519713)]