18975736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7933}}^1$

素因数の和:7975

約数の個数: 32

約数和(自身を含む): 39987360

約数和(自身を除く): 21011624

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 7933, 15866, 31732, 63464, 103129, 182459, 206258, 364918, 412516, 729836, 825032, 1459672, 2371967, 4743934, 9487868, 18975736]

約数ペア:

[(1, 18975736), (2, 9487868), (4, 4743934), (8, 2371967), (13, 1459672), (23, 825032), (26, 729836), (46, 412516), (52, 364918), (92, 206258), (104, 182459), (184, 103129), (299, 63464), (598, 31732), (1196, 15866), (2392, 7933)]