4919408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:441

約数の個数: 40

約数和(自身を含む): 10447248

約数和(自身を除く): 5527840

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 353, 536, 706, 871, 1072, 1412, 1742, 2824, 3484, 4589, 5648, 6968, 9178, 13936, 18356, 23651, 36712, 47302, 73424, 94604, 189208, 307463, 378416, 614926, 1229852, 2459704, 4919408]

約数ペア:

[(1, 4919408), (2, 2459704), (4, 1229852), (8, 614926), (13, 378416), (16, 307463), (26, 189208), (52, 94604), (67, 73424), (104, 47302), (134, 36712), (208, 23651), (268, 18356), (353, 13936), (536, 9178), (706, 6968), (871, 5648), (1072, 4589), (1412, 3484), (1742, 2824)]