20184858870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{375253}}^1$

素因数の和:375437

約数の個数: 64

約数和(自身を含む): 53171990784

約数和(自身を除く): 32987131914

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 163, 165, 326, 330, 489, 815, 978, 1630, 1793, 2445, 3586, 4890, 5379, 8965, 10758, 17930, 26895, 53790, 375253, 750506, 1125759, 1876265, 2251518, 3752530, 4127783, 5628795, 8255566, 11257590, 12383349, 20638915, 24766698, 41277830, 61166239, 61916745, 122332478, 123833490, 183498717, 305831195, 366997434, 611662390, 672828629, 917493585, 1345657258, 1834987170, 2018485887, 3364143145, 4036971774, 6728286290, 10092429435, 20184858870]

約数ペア:

[(1, 20184858870), (2, 10092429435), (3, 6728286290), (5, 4036971774), (6, 3364143145), (10, 2018485887), (11, 1834987170), (15, 1345657258), (22, 917493585), (30, 672828629), (33, 611662390), (55, 366997434), (66, 305831195), (110, 183498717), (163, 123833490), (165, 122332478), (326, 61916745), (330, 61166239), (489, 41277830), (815, 24766698), (978, 20638915), (1630, 12383349), (1793, 11257590), (2445, 8255566), (3586, 5628795), (4890, 4127783), (5379, 3752530), (8965, 2251518), (10758, 1876265), (17930, 1125759), (26895, 750506), (53790, 375253)]