20184558459

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{653}}^1\times {\mathrm{691}}^1$

素因数の和:1428

約数の個数: 64

約数和(自身を含む): 30818070528

約数和(自身を除く): 10633512069

約数列:

[1, 3, 13, 31, 37, 39, 93, 111, 403, 481, 653, 691, 1147, 1209, 1443, 1959, 2073, 3441, 8489, 8983, 14911, 20243, 21421, 24161, 25467, 25567, 26949, 44733, 60729, 64263, 72483, 76701, 263159, 278473, 314093, 332371, 451223, 748991, 789477, 792577, 835419, 942279, 997113, 1353669, 2246973, 2377731, 5865899, 9736883, 10303501, 13987913, 16695251, 17597697, 29210649, 30910503, 41963739, 50085753, 181842869, 217038263, 517552781, 545528607, 651114789, 1552658343, 6728186153, 20184558459]

約数ペア:

[(1, 20184558459), (3, 6728186153), (13, 1552658343), (31, 651114789), (37, 545528607), (39, 517552781), (93, 217038263), (111, 181842869), (403, 50085753), (481, 41963739), (653, 30910503), (691, 29210649), (1147, 17597697), (1209, 16695251), (1443, 13987913), (1959, 10303501), (2073, 9736883), (3441, 5865899), (8489, 2377731), (8983, 2246973), (14911, 1353669), (20243, 997113), (21421, 942279), (24161, 835419), (25467, 792577), (25567, 789477), (26949, 748991), (44733, 451223), (60729, 332371), (64263, 314093), (72483, 278473), (76701, 263159)]