20112088316

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{227}}^1\times {\mathrm{61357}}^1$

素因数の和:61626

約数の個数: 36

約数和(自身を含む): 37310327208

約数和(自身を除く): 17198238892

約数列:

[1, 2, 4, 19, 38, 76, 227, 361, 454, 722, 908, 1444, 4313, 8626, 17252, 61357, 81947, 122714, 163894, 245428, 327788, 1165783, 2331566, 4663132, 13928039, 22149877, 27856078, 44299754, 55712156, 88599508, 264632741, 529265482, 1058530964, 5028022079, 10056044158, 20112088316]

約数ペア:

[(1, 20112088316), (2, 10056044158), (4, 5028022079), (19, 1058530964), (38, 529265482), (76, 264632741), (227, 88599508), (361, 55712156), (454, 44299754), (722, 27856078), (908, 22149877), (1444, 13928039), (4313, 4663132), (8626, 2331566), (17252, 1165783), (61357, 327788), (81947, 245428), (122714, 163894)]