20144297968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{3191}}^1\times {\mathrm{23209}}^1$

素因数の和:26425

約数の個数: 40

約数和(自身を含む): 41340166560

約数和(自身を除く): 21195868592

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 3191, 6382, 12764, 23209, 25528, 46418, 51056, 54247, 92836, 108494, 185672, 216988, 371344, 394553, 433976, 789106, 867952, 1578212, 3156424, 6312848, 74059919, 148119838, 296239676, 592479352, 1184958704, 1259018623, 2518037246, 5036074492, 10072148984, 20144297968]

約数ペア:

[(1, 20144297968), (2, 10072148984), (4, 5036074492), (8, 2518037246), (16, 1259018623), (17, 1184958704), (34, 592479352), (68, 296239676), (136, 148119838), (272, 74059919), (3191, 6312848), (6382, 3156424), (12764, 1578212), (23209, 867952), (25528, 789106), (46418, 433976), (51056, 394553), (54247, 371344), (92836, 216988), (108494, 185672)]