20184854148

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{311}}^1\times {\mathrm{30557}}^1$

素因数の和:30937

約数の個数: 72

約数和(自身を含む): 52056164160

約数和(自身を除く): 31871310012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 236, 311, 354, 531, 622, 708, 933, 1062, 1244, 1866, 2124, 2799, 3732, 5598, 11196, 18349, 30557, 36698, 55047, 61114, 73396, 91671, 110094, 122228, 165141, 183342, 220188, 275013, 330282, 366684, 550026, 660564, 1100052, 1802863, 3605726, 5408589, 7211452, 9503227, 10817178, 16225767, 19006454, 21634356, 28509681, 32451534, 38012908, 57019362, 64903068, 85529043, 114038724, 171058086, 342116172, 560690393, 1121380786, 1682071179, 2242761572, 3364142358, 5046213537, 6728284716, 10092427074, 20184854148]

約数ペア:

[(1, 20184854148), (2, 10092427074), (3, 6728284716), (4, 5046213537), (6, 3364142358), (9, 2242761572), (12, 1682071179), (18, 1121380786), (36, 560690393), (59, 342116172), (118, 171058086), (177, 114038724), (236, 85529043), (311, 64903068), (354, 57019362), (531, 38012908), (622, 32451534), (708, 28509681), (933, 21634356), (1062, 19006454), (1244, 16225767), (1866, 10817178), (2124, 9503227), (2799, 7211452), (3732, 5408589), (5598, 3605726), (11196, 1802863), (18349, 1100052), (30557, 660564), (36698, 550026), (55047, 366684), (61114, 330282), (73396, 275013), (91671, 220188), (110094, 183342), (122228, 165141)]