20123625819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1395439}}^1$

素因数の和:1395495

約数の個数: 32

約数和(自身を含む): 32150937600

約数和(自身を除く): 12027311781

約数列:

[1, 3, 11, 19, 23, 33, 57, 69, 209, 253, 437, 627, 759, 1311, 4807, 14421, 1395439, 4186317, 15349829, 26513341, 32095097, 46049487, 79540023, 96285291, 291646751, 353046067, 609806843, 874940253, 1059138201, 1829420529, 6707875273, 20123625819]

約数ペア:

[(1, 20123625819), (3, 6707875273), (11, 1829420529), (19, 1059138201), (23, 874940253), (33, 609806843), (57, 353046067), (69, 291646751), (209, 96285291), (253, 79540023), (437, 46049487), (627, 32095097), (759, 26513341), (1311, 15349829), (4807, 4186317), (14421, 1395439)]