20449024

素因数分解:

$2^8\times {\mathrm{23}}^2\times {\mathrm{151}}^1$

素因数の和:213

約数の個数: 54

約数和(自身を含む): 42952616

約数和(自身を除く): 22503592

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 151, 184, 256, 302, 368, 529, 604, 736, 1058, 1208, 1472, 2116, 2416, 2944, 3473, 4232, 4832, 5888, 6946, 8464, 9664, 13892, 16928, 19328, 27784, 33856, 38656, 55568, 67712, 79879, 111136, 135424, 159758, 222272, 319516, 444544, 639032, 889088, 1278064, 2556128, 5112256, 10224512, 20449024]

約数ペア:

[(1, 20449024), (2, 10224512), (4, 5112256), (8, 2556128), (16, 1278064), (23, 889088), (32, 639032), (46, 444544), (64, 319516), (92, 222272), (128, 159758), (151, 135424), (184, 111136), (256, 79879), (302, 67712), (368, 55568), (529, 38656), (604, 33856), (736, 27784), (1058, 19328), (1208, 16928), (1472, 13892), (2116, 9664), (2416, 8464), (2944, 6946), (3473, 5888), (4232, 4832)]