18210972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1091}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 46230912

約数和(自身を除く): 28019940

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 107, 156, 214, 321, 428, 642, 1091, 1284, 1391, 2182, 2782, 3273, 4173, 4364, 5564, 6546, 8346, 13092, 14183, 16692, 28366, 42549, 56732, 85098, 116737, 170196, 233474, 350211, 466948, 700422, 1400844, 1517581, 3035162, 4552743, 6070324, 9105486, 18210972]

約数ペア:

[(1, 18210972), (2, 9105486), (3, 6070324), (4, 4552743), (6, 3035162), (12, 1517581), (13, 1400844), (26, 700422), (39, 466948), (52, 350211), (78, 233474), (107, 170196), (156, 116737), (214, 85098), (321, 56732), (428, 42549), (642, 28366), (1091, 16692), (1284, 14183), (1391, 13092), (2182, 8346), (2782, 6546), (3273, 5564), (4173, 4364)]