20487880473

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{23117}}^1$

素因数の和:23377

約数の個数: 32

約数和(自身を含む): 28895650560

約数和(自身を除く): 8407770087

約数列:

[1, 3, 29, 61, 87, 167, 183, 501, 1769, 4843, 5307, 10187, 14529, 23117, 30561, 69351, 295423, 670393, 886269, 1410137, 2011179, 3860539, 4230411, 11581617, 40893973, 111955631, 122681919, 235492879, 335866893, 706478637, 6829293491, 20487880473]

約数ペア:

[(1, 20487880473), (3, 6829293491), (29, 706478637), (61, 335866893), (87, 235492879), (167, 122681919), (183, 111955631), (501, 40893973), (1769, 11581617), (4843, 4230411), (5307, 3860539), (10187, 2011179), (14529, 1410137), (23117, 886269), (30561, 670393), (69351, 295423)]