209938448

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{22277}}^1$

素因数の和:22335

約数の個数: 40

約数和(自身を含む): 441995520

約数和(自身を除く): 232057072

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 22277, 44554, 89108, 178216, 356432, 423263, 690587, 846526, 1381174, 1693052, 2762348, 3386104, 5524696, 6772208, 11049392, 13121153, 26242306, 52484612, 104969224, 209938448]

約数ペア:

[(1, 209938448), (2, 104969224), (4, 52484612), (8, 26242306), (16, 13121153), (19, 11049392), (31, 6772208), (38, 5524696), (62, 3386104), (76, 2762348), (124, 1693052), (152, 1381174), (248, 846526), (304, 690587), (496, 423263), (589, 356432), (1178, 178216), (2356, 89108), (4712, 44554), (9424, 22277)]