18446815737

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{601}}^1\times {\mathrm{2309}}^1$

素因数の和:3134

約数の個数: 48

約数和(自身を含む): 30660389760

約数和(自身を除く): 12213574023

約数列:

[1, 3, 7, 9, 21, 63, 211, 601, 633, 1477, 1803, 1899, 2309, 4207, 4431, 5409, 6927, 12621, 13293, 16163, 20781, 37863, 48489, 126811, 145467, 380433, 487199, 887677, 1141299, 1387709, 1461597, 2663031, 3410393, 4163127, 4384791, 7989093, 9713963, 10231179, 12489381, 29141889, 30693537, 87425667, 292806599, 878419797, 2049646193, 2635259391, 6148938579, 18446815737]

約数ペア:

[(1, 18446815737), (3, 6148938579), (7, 2635259391), (9, 2049646193), (21, 878419797), (63, 292806599), (211, 87425667), (601, 30693537), (633, 29141889), (1477, 12489381), (1803, 10231179), (1899, 9713963), (2309, 7989093), (4207, 4384791), (4431, 4163127), (5409, 3410393), (6927, 2663031), (12621, 1461597), (13293, 1387709), (16163, 1141299), (20781, 887677), (37863, 487199), (48489, 380433), (126811, 145467)]