201998978154

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{15963251}}^1$

素因数の和:15963315

約数の個数: 48

約数和(自身を含む): 473150789280

約数和(自身を除く): 271151811126

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 74, 111, 114, 171, 222, 333, 342, 666, 703, 1406, 2109, 4218, 6327, 12654, 15963251, 31926502, 47889753, 95779506, 143669259, 287338518, 303301769, 590640287, 606603538, 909905307, 1181280574, 1771920861, 1819810614, 2729715921, 3543841722, 5315762583, 5459431842, 10631525166, 11222165453, 22444330906, 33666496359, 67332992718, 100999489077, 201998978154]

約数ペア:

[(1, 201998978154), (2, 100999489077), (3, 67332992718), (6, 33666496359), (9, 22444330906), (18, 11222165453), (19, 10631525166), (37, 5459431842), (38, 5315762583), (57, 3543841722), (74, 2729715921), (111, 1819810614), (114, 1771920861), (171, 1181280574), (222, 909905307), (333, 606603538), (342, 590640287), (666, 303301769), (703, 287338518), (1406, 143669259), (2109, 95779506), (4218, 47889753), (6327, 31926502), (12654, 15963251)]