20145027167

素因数分解:

${\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 21173644800

約数和(自身を除く): 1028617633

約数列:

[1, 61, 71, 109, 139, 307, 4331, 6649, 7739, 8479, 9869, 15151, 18727, 21797, 33463, 42673, 472079, 602009, 924211, 1075721, 1329617, 2041243, 2375873, 2603053, 3029783, 4651357, 65618981, 144928253, 184816763, 283732777, 330246347, 20145027167]

約数ペア:

[(1, 20145027167), (61, 330246347), (71, 283732777), (109, 184816763), (139, 144928253), (307, 65618981), (4331, 4651357), (6649, 3029783), (7739, 2603053), (8479, 2375873), (9869, 2041243), (15151, 1329617), (18727, 1075721), (21797, 924211), (33463, 602009), (42673, 472079)]