20852028272

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{469979}}^1$

素因数の和:470093

約数の個数: 40

約数和(自身を含む): 41959814400

約数和(自身を除く): 21107786128

約数列:

[1, 2, 4, 8, 16, 47, 59, 94, 118, 188, 236, 376, 472, 752, 944, 2773, 5546, 11092, 22184, 44368, 469979, 939958, 1879916, 3759832, 7519664, 22089013, 27728761, 44178026, 55457522, 88356052, 110915044, 176712104, 221830088, 353424208, 443660176, 1303251767, 2606503534, 5213007068, 10426014136, 20852028272]

約数ペア:

[(1, 20852028272), (2, 10426014136), (4, 5213007068), (8, 2606503534), (16, 1303251767), (47, 443660176), (59, 353424208), (94, 221830088), (118, 176712104), (188, 110915044), (236, 88356052), (376, 55457522), (472, 44178026), (752, 27728761), (944, 22089013), (2773, 7519664), (5546, 3759832), (11092, 1879916), (22184, 939958), (44368, 469979)]