19189930

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{601}}^1$

素因数の和:742

約数の個数: 32

約数和(自身を含む): 36062208

約数和(自身を除く): 16872278

約数列:

[1, 2, 5, 10, 31, 62, 103, 155, 206, 310, 515, 601, 1030, 1202, 3005, 3193, 6010, 6386, 15965, 18631, 31930, 37262, 61903, 93155, 123806, 186310, 309515, 619030, 1918993, 3837986, 9594965, 19189930]

約数ペア:

[(1, 19189930), (2, 9594965), (5, 3837986), (10, 1918993), (31, 619030), (62, 309515), (103, 186310), (155, 123806), (206, 93155), (310, 61903), (515, 37262), (601, 31930), (1030, 18631), (1202, 15965), (3005, 6386), (3193, 6010)]