18834036

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 49067424

約数和(自身を除く): 30233388

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 169, 222, 251, 338, 444, 481, 502, 507, 676, 753, 962, 1004, 1014, 1443, 1506, 1924, 2028, 2886, 3012, 3263, 5772, 6253, 6526, 9287, 9789, 12506, 13052, 18574, 18759, 19578, 25012, 27861, 37148, 37518, 39156, 42419, 55722, 75036, 84838, 111444, 120731, 127257, 169676, 241462, 254514, 362193, 482924, 509028, 724386, 1448772, 1569503, 3139006, 4708509, 6278012, 9417018, 18834036]

約数ペア:

[(1, 18834036), (2, 9417018), (3, 6278012), (4, 4708509), (6, 3139006), (12, 1569503), (13, 1448772), (26, 724386), (37, 509028), (39, 482924), (52, 362193), (74, 254514), (78, 241462), (111, 169676), (148, 127257), (156, 120731), (169, 111444), (222, 84838), (251, 75036), (338, 55722), (444, 42419), (481, 39156), (502, 37518), (507, 37148), (676, 27861), (753, 25012), (962, 19578), (1004, 18759), (1014, 18574), (1443, 13052), (1506, 12506), (1924, 9789), (2028, 9287), (2886, 6526), (3012, 6253), (3263, 5772)]