20143578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:571

約数の個数: 64

約数和(自身を含む): 50319360

約数和(自身を除く): 30175782

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 79, 91, 158, 182, 237, 273, 467, 474, 546, 553, 934, 1027, 1106, 1401, 1659, 2054, 2802, 3081, 3269, 3318, 6071, 6162, 6538, 7189, 9807, 12142, 14378, 18213, 19614, 21567, 36426, 36893, 42497, 43134, 73786, 84994, 110679, 127491, 221358, 254982, 258251, 479609, 516502, 774753, 959218, 1438827, 1549506, 2877654, 3357263, 6714526, 10071789, 20143578]

約数ペア:

[(1, 20143578), (2, 10071789), (3, 6714526), (6, 3357263), (7, 2877654), (13, 1549506), (14, 1438827), (21, 959218), (26, 774753), (39, 516502), (42, 479609), (78, 258251), (79, 254982), (91, 221358), (158, 127491), (182, 110679), (237, 84994), (273, 73786), (467, 43134), (474, 42497), (546, 36893), (553, 36426), (934, 21567), (1027, 19614), (1106, 18213), (1401, 14378), (1659, 12142), (2054, 9807), (2802, 7189), (3081, 6538), (3269, 6162), (3318, 6071)]