2049318416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{164419}}^1$

素因数の和:164487

約数の個数: 40

約数和(自身を含む): 4281496800

約数和(自身を除く): 2232178384

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 12464, 164419, 328838, 657676, 1315352, 2630704, 3123961, 6247922, 6741179, 12495844, 13482358, 24991688, 26964716, 49983376, 53929432, 107858864, 128082401, 256164802, 512329604, 1024659208, 2049318416]

約数ペア:

[(1, 2049318416), (2, 1024659208), (4, 512329604), (8, 256164802), (16, 128082401), (19, 107858864), (38, 53929432), (41, 49983376), (76, 26964716), (82, 24991688), (152, 13482358), (164, 12495844), (304, 6741179), (328, 6247922), (656, 3123961), (779, 2630704), (1558, 1315352), (3116, 657676), (6232, 328838), (12464, 164419)]