18203460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27581}}^1$

素因数の和:27604

約数の個数: 48

約数和(自身を含む): 55605312

約数和(自身を除く): 37401852

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 27581, 55162, 82743, 110324, 137905, 165486, 275810, 303391, 330972, 413715, 551620, 606782, 827430, 910173, 1213564, 1516955, 1654860, 1820346, 3033910, 3640692, 4550865, 6067820, 9101730, 18203460]

約数ペア:

[(1, 18203460), (2, 9101730), (3, 6067820), (4, 4550865), (5, 3640692), (6, 3033910), (10, 1820346), (11, 1654860), (12, 1516955), (15, 1213564), (20, 910173), (22, 827430), (30, 606782), (33, 551620), (44, 413715), (55, 330972), (60, 303391), (66, 275810), (110, 165486), (132, 137905), (165, 110324), (220, 82743), (330, 55162), (660, 27581)]