20101452

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3923}}^1$

素因数の和:3998

約数の個数: 48

約数和(自身を含む): 54496512

約数和(自身を除く): 34395060

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 244, 366, 427, 732, 854, 1281, 1708, 2562, 3923, 5124, 7846, 11769, 15692, 23538, 27461, 47076, 54922, 82383, 109844, 164766, 239303, 329532, 478606, 717909, 957212, 1435818, 1675121, 2871636, 3350242, 5025363, 6700484, 10050726, 20101452]

約数ペア:

[(1, 20101452), (2, 10050726), (3, 6700484), (4, 5025363), (6, 3350242), (7, 2871636), (12, 1675121), (14, 1435818), (21, 957212), (28, 717909), (42, 478606), (61, 329532), (84, 239303), (122, 164766), (183, 109844), (244, 82383), (366, 54922), (427, 47076), (732, 27461), (854, 23538), (1281, 15692), (1708, 11769), (2562, 7846), (3923, 5124)]