20935424

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{1543}}^1$

素因数の和:1612

約数の個数: 36

約数和(自身を含む): 42605136

約数和(自身を除く): 21669712

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 256, 424, 848, 1543, 1696, 3086, 3392, 6172, 6784, 12344, 13568, 24688, 49376, 81779, 98752, 163558, 197504, 327116, 395008, 654232, 1308464, 2616928, 5233856, 10467712, 20935424]

約数ペア:

[(1, 20935424), (2, 10467712), (4, 5233856), (8, 2616928), (16, 1308464), (32, 654232), (53, 395008), (64, 327116), (106, 197504), (128, 163558), (212, 98752), (256, 81779), (424, 49376), (848, 24688), (1543, 13568), (1696, 12344), (3086, 6784), (3392, 6172)]