18577890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{829}}^1$

素因数の和:928

約数の個数: 64

約数和(自身を含む): 50198400

約数和(自身を除く): 31620510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 83, 90, 135, 166, 249, 270, 415, 498, 747, 829, 830, 1245, 1494, 1658, 2241, 2487, 2490, 3735, 4145, 4482, 4974, 7461, 7470, 8290, 11205, 12435, 14922, 22383, 22410, 24870, 37305, 44766, 68807, 74610, 111915, 137614, 206421, 223830, 344035, 412842, 619263, 688070, 1032105, 1238526, 1857789, 2064210, 3096315, 3715578, 6192630, 9288945, 18577890]

約数ペア:

[(1, 18577890), (2, 9288945), (3, 6192630), (5, 3715578), (6, 3096315), (9, 2064210), (10, 1857789), (15, 1238526), (18, 1032105), (27, 688070), (30, 619263), (45, 412842), (54, 344035), (83, 223830), (90, 206421), (135, 137614), (166, 111915), (249, 74610), (270, 68807), (415, 44766), (498, 37305), (747, 24870), (829, 22410), (830, 22383), (1245, 14922), (1494, 12435), (1658, 11205), (2241, 8290), (2487, 7470), (2490, 7461), (3735, 4974), (4145, 4482)]