18396465

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3797}}^1$

素因数の和:3841

約数の個数: 32

約数和(自身を含む): 32814720

約数和(自身を除く): 14418255

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 3797, 4845, 11391, 18985, 56955, 64549, 72143, 193647, 216429, 322745, 360715, 968235, 1082145, 1226431, 3679293, 6132155, 18396465]

約数ペア:

[(1, 18396465), (3, 6132155), (5, 3679293), (15, 1226431), (17, 1082145), (19, 968235), (51, 360715), (57, 322745), (85, 216429), (95, 193647), (255, 72143), (285, 64549), (323, 56955), (969, 18985), (1615, 11391), (3797, 4845)]