20379294

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 51891840

約数和(自身を除く): 31512546

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 47, 51, 78, 94, 102, 109, 117, 141, 153, 218, 221, 234, 282, 306, 327, 423, 442, 611, 654, 663, 799, 846, 981, 1222, 1326, 1417, 1598, 1833, 1853, 1962, 1989, 2397, 2834, 3666, 3706, 3978, 4251, 4794, 5123, 5499, 5559, 7191, 8502, 10246, 10387, 10998, 11118, 12753, 14382, 15369, 16677, 20774, 24089, 25506, 30738, 31161, 33354, 46107, 48178, 62322, 66599, 72267, 87091, 92214, 93483, 133198, 144534, 174182, 186966, 199797, 216801, 261273, 399594, 433602, 522546, 599391, 783819, 1132183, 1198782, 1567638, 2264366, 3396549, 6793098, 10189647, 20379294]

約数ペア:

[(1, 20379294), (2, 10189647), (3, 6793098), (6, 3396549), (9, 2264366), (13, 1567638), (17, 1198782), (18, 1132183), (26, 783819), (34, 599391), (39, 522546), (47, 433602), (51, 399594), (78, 261273), (94, 216801), (102, 199797), (109, 186966), (117, 174182), (141, 144534), (153, 133198), (218, 93483), (221, 92214), (234, 87091), (282, 72267), (306, 66599), (327, 62322), (423, 48178), (442, 46107), (611, 33354), (654, 31161), (663, 30738), (799, 25506), (846, 24089), (981, 20774), (1222, 16677), (1326, 15369), (1417, 14382), (1598, 12753), (1833, 11118), (1853, 10998), (1962, 10387), (1989, 10246), (2397, 8502), (2834, 7191), (3666, 5559), (3706, 5499), (3978, 5123), (4251, 4794)]