20049465

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{683}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 14095815

約数列:

[1, 3, 5, 15, 19, 57, 95, 103, 285, 309, 515, 683, 1545, 1957, 2049, 3415, 5871, 9785, 10245, 12977, 29355, 38931, 64885, 70349, 194655, 211047, 351745, 1055235, 1336631, 4009893, 6683155, 20049465]

約数ペア:

[(1, 20049465), (3, 6683155), (5, 4009893), (15, 1336631), (19, 1055235), (57, 351745), (95, 211047), (103, 194655), (285, 70349), (309, 64885), (515, 38931), (683, 29355), (1545, 12977), (1957, 10245), (2049, 9785), (3415, 5871)]