209957296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{22279}}^1$

素因数の和:22337

約数の個数: 40

約数和(自身を含む): 442035200

約数和(自身を除く): 232077904

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 22279, 44558, 89116, 178232, 356464, 423301, 690649, 846602, 1381298, 1693204, 2762596, 3386408, 5525192, 6772816, 11050384, 13122331, 26244662, 52489324, 104978648, 209957296]

約数ペア:

[(1, 209957296), (2, 104978648), (4, 52489324), (8, 26244662), (16, 13122331), (19, 11050384), (31, 6772816), (38, 5525192), (62, 3386408), (76, 2762596), (124, 1693204), (152, 1381298), (248, 846602), (304, 690649), (496, 423301), (589, 356464), (1178, 178232), (2356, 89116), (4712, 44558), (9424, 22279)]