2019221766

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{8243}}^1$

素因数の和:8721

約数の個数: 48

約数和(自身を含む): 4526945280

約数和(自身を除く): 2507723514

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 439, 558, 878, 1317, 2634, 3951, 7902, 8243, 13609, 16486, 24729, 27218, 40827, 49458, 74187, 81654, 122481, 148374, 244962, 255533, 511066, 766599, 1533198, 2299797, 3618677, 4599594, 7237354, 10856031, 21712062, 32568093, 65136186, 112178987, 224357974, 336536961, 673073922, 1009610883, 2019221766]

約数ペア:

[(1, 2019221766), (2, 1009610883), (3, 673073922), (6, 336536961), (9, 224357974), (18, 112178987), (31, 65136186), (62, 32568093), (93, 21712062), (186, 10856031), (279, 7237354), (439, 4599594), (558, 3618677), (878, 2299797), (1317, 1533198), (2634, 766599), (3951, 511066), (7902, 255533), (8243, 244962), (13609, 148374), (16486, 122481), (24729, 81654), (27218, 74187), (40827, 49458)]