20219858776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2713}}^1\times {\mathrm{71663}}^1$

素因数の和:74395

約数の個数: 32

約数和(自身を含む): 40844180160

約数和(自身を除く): 20624321384

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2713, 5426, 10852, 21704, 35269, 70538, 71663, 141076, 143326, 282152, 286652, 573304, 931619, 1863238, 3726476, 7452952, 194421719, 388843438, 777686876, 1555373752, 2527482347, 5054964694, 10109929388, 20219858776]

約数ペア:

[(1, 20219858776), (2, 10109929388), (4, 5054964694), (8, 2527482347), (13, 1555373752), (26, 777686876), (52, 388843438), (104, 194421719), (2713, 7452952), (5426, 3726476), (10852, 1863238), (21704, 931619), (35269, 573304), (70538, 286652), (71663, 282152), (141076, 143326)]