20624409

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{877}}^1$

素因数の和:966

約数の個数: 32

約数和(自身を含む): 33434240

約数和(自身を除く): 12809831

約数列:

[1, 3, 9, 13, 27, 39, 67, 117, 201, 351, 603, 871, 877, 1809, 2613, 2631, 7839, 7893, 11401, 23517, 23679, 34203, 58759, 102609, 176277, 307827, 528831, 763867, 1586493, 2291601, 6874803, 20624409]

約数ペア:

[(1, 20624409), (3, 6874803), (9, 2291601), (13, 1586493), (27, 763867), (39, 528831), (67, 307827), (117, 176277), (201, 102609), (351, 58759), (603, 34203), (871, 23679), (877, 23517), (1809, 11401), (2613, 7893), (2631, 7839)]