20561937135

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{149113}}^1$

素因数の和:149467

約数の個数: 32

約数和(自身を含む): 34141141440

約数和(自身を除く): 13579204305

約数列:

[1, 3, 5, 15, 29, 87, 145, 317, 435, 951, 1585, 4755, 9193, 27579, 45965, 137895, 149113, 447339, 745565, 2236695, 4324277, 12972831, 21621385, 47268821, 64864155, 141806463, 236344105, 709032315, 1370795809, 4112387427, 6853979045, 20561937135]

約数ペア:

[(1, 20561937135), (3, 6853979045), (5, 4112387427), (15, 1370795809), (29, 709032315), (87, 236344105), (145, 141806463), (317, 64864155), (435, 47268821), (951, 21621385), (1585, 12972831), (4755, 4324277), (9193, 2236695), (27579, 745565), (45965, 447339), (137895, 149113)]