18649465

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{3137}}^1$

素因数の和:3212

約数の個数: 16

約数和(自身を含む): 23723280

約数和(自身を除く): 5073815

約数列:

[1, 5, 29, 41, 145, 205, 1189, 3137, 5945, 15685, 90973, 128617, 454865, 643085, 3729893, 18649465]

約数ペア:

[(1, 18649465), (5, 3729893), (29, 643085), (41, 454865), (145, 128617), (205, 90973), (1189, 15685), (3137, 5945)]