2019550185

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{8117}}^1$

素因数の和:8247

約数の個数: 64

約数和(自身を含む): 3818707200

約数和(自身を除く): 1799157015

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 97, 135, 171, 285, 291, 485, 513, 855, 873, 1455, 1843, 2565, 2619, 4365, 5529, 8117, 9215, 13095, 16587, 24351, 27645, 40585, 49761, 73053, 82935, 121755, 154223, 219159, 248805, 365265, 462669, 771115, 787349, 1095795, 1388007, 2313345, 2362047, 3936745, 4164021, 6940035, 7086141, 11810235, 14959631, 20820105, 21258423, 35430705, 44878893, 74798155, 106292115, 134636679, 224394465, 403910037, 673183395, 2019550185]

約数ペア:

[(1, 2019550185), (3, 673183395), (5, 403910037), (9, 224394465), (15, 134636679), (19, 106292115), (27, 74798155), (45, 44878893), (57, 35430705), (95, 21258423), (97, 20820105), (135, 14959631), (171, 11810235), (285, 7086141), (291, 6940035), (485, 4164021), (513, 3936745), (855, 2362047), (873, 2313345), (1455, 1388007), (1843, 1095795), (2565, 787349), (2619, 771115), (4365, 462669), (5529, 365265), (8117, 248805), (9215, 219159), (13095, 154223), (16587, 121755), (24351, 82935), (27645, 73053), (40585, 49761)]