20952224

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{13931}}^1$

素因数の和:13988

約数の個数: 24

約数和(自身を含む): 42130368

約数和(自身を除く): 21178144

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 376, 752, 1504, 13931, 27862, 55724, 111448, 222896, 445792, 654757, 1309514, 2619028, 5238056, 10476112, 20952224]

約数ペア:

[(1, 20952224), (2, 10476112), (4, 5238056), (8, 2619028), (16, 1309514), (32, 654757), (47, 445792), (94, 222896), (188, 111448), (376, 55724), (752, 27862), (1504, 13931)]